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Apical segment Stock Photos and Images
RM2AXGHM3–Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists . 412 DIPTERA.. of Wiedemann (Fig. 333 ; a, larva). The fly differs from theAnthomyia ceparum, besides more important respects, in hav-ing black wings with three broad curved bands. The maggotfeeds in the root thus killing the top of the plant. A species of Trypeta, according to F. Smith, which in Brazilis called the Berna fly, deposits its eggs in wounds, bothon man and beast. It is remarkable from having the apical segment of the ab-domen elongate
RF2WK3K49–The apical segmental bronchus is the most superior bronchus of the posterior aspect of the bronchial tree hence, this segment is particularly 3d illus
RMW281DE–Archive image from page 339 of Dansk botanisk arkiv (1913-1981). Dansk botanisk arkiv danskbotaniskark03dans Year: 1913-1981 332 Dansk Botanisk Arkiv, Bd. 3. Nr. 1. basal cell, the remaining part of the pericentral cell, is divided into a central and three pericentral cells becoming the basal segment of the branch (Fig, 332 d). In this way the branch is placed upon the middle of a segment and not near the upper walls between the seg- ments as always in the case of the Rhodomelaceæ. The growth in length of the filaments takes place with the aid of a rather large conical apical cell (Fig.332 a
RMPFYCYG–. Cunningham's Text-book of anatomy. Anatomy. Notochord Mesoderm of chorion Trophoblast of chorion Pig. 41. A. Transverse section of a zygote, showing the constituent parts. B. Diagram of embryonic area showing parts of neural plate and primitive streak. The apical portion of the hollow mesodermal somite is its scleratogenous segment. The cells of the scleratogenous section of the somite undergo rapid proliferation. Some of the newly formed scleratogenous cells invade the myoccele ; others migrate towards the notochord ; finally, the scleratogenous cells separate from the remainder of the somi
RMMCMERK–. Fig. 6. P. Thomsoni S ab- domen from below; 6, sixth segment with its ventrite, 7, seventh segment, 8, eighth segment with its apical im- pression, 9, hypopygium.
RM2AFKPNN–. The annals and magazine of natural history : zoology, botany, and geology. form, and at the outer anglethere are four minute acute teeth. The underside of theinsect is coppery, shining. The sides of the raetasternuniare clothed with yellowish-white pubescence. On the abdomen 3S2 On Two new Ilehcoid Land-Shells. there is a little whitish pubescence, which has a tendency toform spots. The apical segment is transverse, truncate,with the angles rounded. This species is in Mr. W. L. Distants collection. XLVIII.—Description of Two new Helicoid Land-Shells.By G. K. GuDE, F.Z.S. Eulota {Euhadra) Ger
RF2WK3M89–The apical segmental bronchus is the most superior bronchus of the posterior aspect of the bronchial tree hence, this segment is particularly 3d illus
RMW9G9FN–Archive image from page 150 of Cumacea (Sympoda) (1913). Cumacea (Sympoda) cumaceasympoda00steb Year: 1913 ( Cumacea: 11. Diastylidae, 7. Leptostylis 127 9. L. productus Norm. 1879 L. produda. A. M. Norman in: Ann. nat. Hist., ser. 5 V.3 p. 65 | 1912 L. productus, T. Stebbing in: Ann. S. Afr. Mus., v.0 p. 153. Pseudorostral lobes short, blunt, slightly upturned. Carapace short, as broad as long, nearly smooth, antero-lateral margin strongly serrate. Telson not longer than 6' pleon segment, nor more than half the 5'', without lateral spines, apical pair rather large. Peduncle of uropods near
RMPG05PP–. The structure and development of mosses and ferns (Archegoniatae). Plant morphology; Mosses; Ferns. fi4 Mosses and ferMs chap. until a short filament is formed. After a varying number of transverse divisions an oblique vi^all is formed in the terminal cell, and a second one nearly at right angles to it. By these divisions the dorsiventral character is established, the first- formed segment being ventral. A third oblique wall now arises, intersecting both of the others, and the three include a tetrahedral cell which is the permanent apical cell of the young plant. The ventral segments do not
RMMCMFF8–. Fig. 6. P. Thomsoni c^ ; ab- domen from below; 6, sixth segment with its ventrite, 7, seventh segment, 8, eighth segment with its apical im- pression, 9, hypopygium.
RM2AJ3KCC–Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists . 412 DIPTERA.. of AViedemann (Fig. 333 ; «, larva). The fly differs from theAnthomyia ceparnm, besides more important respects, in hav-ing black wings with three broad curved bands. The maggotfeeds in the root thus killing the top of the plant. A species of Trypeta, according to F. Smith, which in Brazilis called the • Berna fry, deposits its eggs in wounds, bothon man and beast. It is remarkable from having the apical segment of the ab-domen elon
RMT234TH–Archive image from page 134 of Diptera Danica genera and species Diptera Danica: genera and species of flies hitherto found in Denmark dipteradanicage02lund Year: 1907 Dolichopodidae. 127 Fig. 40. I), nuhilus. Apical part of hypopygium. a little longer on the first segment. Venter greenish grey, slightly pale-haired. Hypopygium not long, but somewhat robust, aeneous black, greyish pruinose; eighth segment with black hairs; the posterior ventral lobes are curious, they are not long, but broad, produced downwards and about triangular, and they have some hairs; also the middle ventral lobes
RMPG0C9Y–. The structure and development of mosses and ferns (Archegoniatae). Plant morphology; Mosses; Ferns. 390 MOSSES AND FERNS CHAP. major part from the cap cell, which in all the forms becomes much more developed than in any other Ferns, and from it alone the apical annulus is derived. In Ancimia and Mohria the tissue of the tip of the leaf adjacent to the sporangia grows into a continuous indusium, which pushes them under to the lower side. In Lygodium (Fig. 224) each sporangium very evidently corresponds to a single lobe of the leaf segment, and has a vein corresponding to this. The pocket-like
RMMCTWNM–. Fig. 26. Allogaussia lobata, n.sp. a. Telson. b. Pleon segments 3-6. c. Profile of epistome and upper lip. d. 2nd joint of peraeopod 3. overlapping segment 5; segment 6 with the dorso-lateral keels on either side of telson more prominent. Telson longer than wide, cleft for two-thirds its length, the lobes dehiscent, each with an apical spinule. Antennae 1 and 2, and mouth-parts as in navicula. Epistome not expanded proxi- mally, its profile sinuous.
RM2ANBPCA–Rhynchota .. . between the lateral angles, from which it is obliquelydeflected towards head; Iostrum reaching the posterior coxae;membrane short. Abdomen with a short basal spinous tubercleabout reaching the metasternal process. 377. Paterculus affinis, Dist. (Plexippus) A. M. N. H. (7) v, p. 387(1900). Dull ochraceous, thickly and darkly punctate, the colorationdistinctly darker on the head and anterior half of pronotum ; bodybeneath and legs very pale ochraceous ; abdominal stigmatal spotsblack, a castaneous spot on apical segment; abdomen above reddish-ochraceous, the apical area violaceous
RMT22YEW–Archive image from page 36 of Diptera Danica genera and species Diptera Danica: genera and species of flies hitherto found in Denmark dipteradanicage04lund Year: 1907 Pipunculus. 29 nearly quite grey. Abdomen is sparingly haired with short hairs, and the bunch of hairs at the sides of first segment is small and incon- spicuous. Hypopygium somewhat large, greyish with a medium sized, oval apical impression. Legs yellow, femora with a broad blackish ring, front and middle tibise may be a little infuscated on the posterior side, tarsi with the apical joints brownish; the legs are greyish pruino
RMPG05J3–. The structure and development of mosses and ferns (Archegoniatae). Plant morphology; Mosses; Ferns. i86 MOSSES AND FERNS CHAP. geb's, except as to the relation of the columella and outer spore- sac. The first divisions in the embryo correspond exactly to those in Andrecea and the Bryales, and for a time the young embryo grows from a two-sided apical cell. The secondary divisions in the segments, however, are quite different from that observed in any other Moss, and are like those in the anther- idium. Instead of the first wall dividing the segment into equal parts, it divides it very unequal
RMMCMEW3–. D. nubilus. Apical part of hypopygium. a little longer on the first segment. Venter greenish grey, slightly pale-haired. Hypopygium not long, but somevvhat robust, æneous black, greyish pruinose; eighth segment with black hairs; the posterior ventral lobes are curious, they are not long, but broad, produeed downwards and about triangular, and they have some hairs; also the middle ventral lobes are pro- longed, and are thin, but as far as I could see they are not sym- metricai, the left being longer and of another shape than the right; the inner lamellæ are long, as long as the outer, slightl
RM2AG6FMW–. A naturalist in the Transvaal. fuscous ; legs deep ochraceous; somites polishedblack behind, pale anteriorly. Head smooth above, with a feeblevertical sulcus, strongly rugose with striseaud punctures below;with 6 or 7 punctures above the angular labral excision.Antenna slender, longer than the head by the apical segment;the second segment the longest, the third, fourth, and fifthsubequal in length. Eyes nearly twice as wide as long, nar-rowed internally, and separated by a space which is a littlegreater than a diameter, composed of about 80 ocelli arrangedin about 13 vertically oblique serie
RMT23AM2–Archive image from page 58 of Diptera Danica genera and species Diptera Danica: genera and species of flies hitherto found in Denmark dipteradanicage04lund Year: 1907 Pipunculus. 51 ring near the base, broadest above, last tarsal joint more or less darkened; the femora not shining; the legs haired as usual, only middle femora with a double row of small spinules below the apical half. Wings very slightly tinged, stigma absent, third costal segment not much more than one quarter of the fourth, middle cross-vein at about the first fourth of the discal cell. Halteres yellow. Female. Similar to t
RMPFCP20–. Dermaptera (Earwigs). Forficulidae. 90 LABIDUKID^. impression ; hinder border roughened and truncate. Penultimate ventral segment very large, broad and ample, well rounded poste- riorly, entirely covering the last ventral segment. Last ventral segment almost entirely covered by the preceding, visible at the corners, where a longitudinal small keel is present. Pygidium scarcely visible, very small, short, blunt and rounded. Forceps with the branches remote at the base, stout and trigonal in the basal half, crenulate on the inner margin, straight; in the apical half strongly attenuate, smooth,
RMMCMG8M–. Fig. 40. I), nuhilus. Apical part of hypopygium. a little longer on the first segment. Venter greenish grey, slightly pale-haired. Hypopygium not long, but somewhat robust, aeneous black, greyish pruinose; eighth segment with black hairs; the posterior ventral lobes are curious, they are not long, but broad, produced downwards and about triangular, and they have some hairs; also the middle ventral lobes are pro- longed, and are thin, but as far as I could see they are not sym- metrical, the left being longer and of another shape than the right; the inner lamellcB are long, as long as the out
RM2ANB180–Rhynchota .. . Fig. 170.—Maftiphus oblonyus Length lo to 27 milliui. Hah. North India {Brit. Mus.). Dallass type is here figured. Genus ORIGANAUS.Origanaus, Dist. A. M. N. H. (6) xi, p. 4:32 (1893). Type, 0. humerosus, Dist. Distrihution. Assam Hills. Body moderately elongate and narrowed towards apex; headabout as long as wide at base (including the eyes); rostrumslightly passing the anterior coxae ; antennae with the basal jointnot quite reaching apex of head, second joint considerably longerthan third; pronotum laterally and angularly dilated ; abdomenwith the apices of the apical segment m
RMT22J9C–Archive image from page 19 of Diptera Danica genera and species Diptera Danica: genera and species of flies hitherto found in Denmark dipteradanicage04lund Year: 1907 Fig. 4. Abdomen of P. zonatus from above, a postscutellum, behind it the narrow metanotum. 6, 7, 8, sixth, seventh and eighth segments. The unsymmetrical hind margin of the fifth segment is seen. Fig. 5. Abdomen of P. Thomsoni c? from above; in this species sixth and seventh segments are not visible on the dorsal side; the last segment is the eighth with its apical im- pression. prothoracic parts form at the humeri a curious,
RMPG04YR–. The structure and development of mosses and ferns (Archegoniatae). Plant morphology; Mosses; Ferns. 460 MOSSES AND FERNS CHAP- the teeth of the sheaths alternate. Each cycle of three seg- ments comes to lie practically in the same plane, and consti- tutes a disc which later forms a node and internode of the stem. Each segment is first divided by a wall nearly parallel to the wall by which it was cut off from the apical cell, into two overlying cells. The upper cells or semi-segments give rise to the nodes, the lower to the internodes. The next walls are like the sextant walls in the roots of
RMMCMG7G–. fig. 59.—Arctopliila simplicipes, Brun., arista. under side. Thorax black, barely shining, with a pair of median, moderately narrow, barely perceptible, greyish stripes and a nar- rower one between them. The whole dorsum and the scutellum covered with thick long canary-yellow pubescence, except narrowly on anterior margin. The pubescence extends thickly over the vicinity of the mesopleura. Abdomen moderately shining black, with thick yellowish pubescence on anterior corners, and bright red pubescence on major (apical) part of last segment and on the
RM2AX7MEG–Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . ooth spine. Maxilliped slender (Fig. IF), basal segment with three attenuated spinesalong inner lateral margin. Terminal segment less than half as long as basal, withtwo attenuated spines on inner lateral margin. More proximal spine robust andlong. Distal margin bears a claw-like attenuated spine and two subterminal setaethe longer equal in length to the terminal spine and about two and a half timesas long as apical segment. Swimming legs 1-4 biramous (Figs 2C-D, 3A), first basipodite segmentbearing seta on inner marg
RMT224T4–Archive image from page 57 of Diptera danica genera and Diptera danica : genera and species of flies hitherto found in Denmark dipteradanicagen01lund Year: 1907 44 Orthonhapha l)racliycera. or black with yellow apex. Abdomen black, second, third and fourtli segments witli a transverse yellow spot on each side of tlie iiind margins, tliat on the lirst segment subtriangular, the otiiers being broadest inwards, liftli segment with a triangiilar, apical spot, pro- duced in front towards the anterior margin. Venter black with broad yoliow iiind margins ol' the segments, tiiat on tlie second segm
RMPG3HT2–. An illustrated descriptive catalogue of the coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana : with bibliography and descriptions of new species . Beetles. 136 I-ASIILY XXXVIl.âELATERIDjE. The larva is one of the smaller injurious wire worms, often doing much damage to corn and wheat. It is of a light waxy yellow color, nine to 12 mm. in length, sparsely hairy and consid- erably flattened in form; the last segment is nearly flat, rugose above, without bristle-bearing tubercles and with an acute apical notch. (Fig. 282 a.) It attacks sprouting corn and wheat, es
RMMCMFCE–. Fig. 32. Wing of Ch. spurius $. hypopygium with its ovipositor is similar to that in Pipunculus; the hairs on abdomen are long at the sides and especially so on first segment; the male hypopygium has also longish hairs. Legs some- what slender, hind tibiae formed as in Pipunculus; anterior femora with long hairs on the posteroventral side and hind femora likewise on the anteroventral side in the apical half, tibiae short-haired, only hind tibiae with one or a couple of long hairs above on the middle; claws and pulvilli of medium size, empodium short, bristle-shaped, with hairs below. Wings s
RMRGJ7NW–. Bulletin of the British Museum (Natural History) Entomology. 56 I. D. HODKINSON & D. HOLLIS. ,*, 31-42 Cy^cpUI. **» 31-36, »«..« (Ilo Hi™»«* tJ^'SSlw9 (4™5 paramere; (41) apical segment of aedeagus; (42) $ termmaha, lateral view.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). London : BM(NH)
RMT23NH1–Archive image from page 185 of Discovery reports (1932) Discovery reports discoveryreports05inst Year: 1932 176 DISCOVERY REPORTS keel (cf. fig. 42, 1930). In peraeopod 4 the inner keel is completely concealed in external view, and an apical lobe is scarcely developed. One inter-antennal tubercle. The colour of no. 1 is given as follows: 'Pale yellow. Each of first 7 segments with a transverse pale brown band dorsally along both anterior and posterior margins. Large side-plate of 4th segment largely red-brown. Posterior segments yellow mottled with brown. Caudal appendages and legs pale yell
![. Cunningham's Text-book of anatomy. Anatomy. âMesoderm of amnion â â âEctoderm of amnion - Neural crest Roof-plate Lateral wall of neural groove Floor-plate Mesoderm of^*" entoderm vesicle Entoderm' Cavity of entoderm vesicle Amnion cavity. Notochord Mesoderm of chorion Trophoblast of chorion Pig. 41. A. Transverse section of a zygote, showing the constituent parts. B. Diagram of embryonic area showing parts of neural plate and primitive streak. The apical portion of the hollow mesodermal somite is its scleratogenous segment. The cells of the scleratogenous section of the somite undergo Stock Photo](https://c8.alamy.com/comp/PFYCYR/cunninghams-text-book-of-anatomy-anatomy-mesoderm-of-amnion-ectoderm-of-amnion-neural-crest-roof-plate-lateral-wall-of-neural-groove-floor-plate-mesoderm-ofquot-entoderm-vesicle-entoderm-cavity-of-entoderm-vesicle-amnion-cavity-notochord-mesoderm-of-chorion-trophoblast-of-chorion-pig-41-a-transverse-section-of-a-zygote-showing-the-constituent-parts-b-diagram-of-embryonic-area-showing-parts-of-neural-plate-and-primitive-streak-the-apical-portion-of-the-hollow-mesodermal-somite-is-its-scleratogenous-segment-the-cells-of-the-scleratogenous-section-of-the-somite-undergo-PFYCYR.jpg ". Cunningham's Text-book of anatomy. Anatomy. âMesoderm of amnion â â âEctoderm of amnion - Neural crest Roof-plate Lateral wall of neural groove Floor-plate Mesoderm of^*" entoderm vesicle Entoderm' Cavity of entoderm vesicle Amnion cavity. Notochord Mesoderm of chorion Trophoblast of chorion Pig. 41. A. Transverse section of a zygote, showing the constituent parts. B. Diagram of embryonic area showing parts of neural plate and primitive streak. The apical portion of the hollow mesodermal somite is its scleratogenous segment. The cells of the scleratogenous section of the somite undergo Stock Photo")
RMPFYCYR–. Cunningham's Text-book of anatomy. Anatomy. âMesoderm of amnion â â âEctoderm of amnion - Neural crest Roof-plate Lateral wall of neural groove Floor-plate Mesoderm of^*" entoderm vesicle Entoderm' Cavity of entoderm vesicle Amnion cavity. Notochord Mesoderm of chorion Trophoblast of chorion Pig. 41. A. Transverse section of a zygote, showing the constituent parts. B. Diagram of embryonic area showing parts of neural plate and primitive streak. The apical portion of the hollow mesodermal somite is its scleratogenous segment. The cells of the scleratogenous section of the somite undergo
![. Dolichopodidae. 91 haired at the base. Hypopygium somewhat large, black, greyish pruinose on the anterior part and above; the eighth segment with black hairs; there are srnall posterior ventral lobes, with a little point at the end; the inner lamellæ cur- ved downwards, the median quite thin, the lateral a little dilated; the outer la- mellæ not large, somewhat triangalar and pointed; they are whitish, towards the end with a narrow, brownish margin; at the end there are a couple of teeth with curved, black hairs, the ventral ,,. ^, ^ ,. , ,, , -, .,,1 1 • l]g.'2^2. D.vifripenms. Apical margm Stock Photo](https://c8.alamy.com/comp/MCMEYC/dolichopodidae-91-haired-at-the-base-hypopygium-somewhat-large-black-greyish-pruinose-on-the-anterior-part-and-above-the-eighth-segment-with-black-hairs-there-are-srnall-posterior-ventral-lobes-with-a-little-point-at-the-end-the-inner-lamell-cur-ved-downwards-the-median-quite-thin-the-lateral-a-little-dilated-the-outer-la-mell-not-large-somewhat-triangalar-and-pointed-they-are-whitish-towards-the-end-with-a-narrow-brownish-margin-at-the-end-there-are-a-couple-of-teeth-with-curved-black-hairs-the-ventral-1-1-l-g22-dvifripenms-apical-margm-MCMEYC.jpg ". Dolichopodidae. 91 haired at the base. Hypopygium somewhat large, black, greyish pruinose on the anterior part and above; the eighth segment with black hairs; there are srnall posterior ventral lobes, with a little point at the end; the inner lamellæ cur- ved downwards, the median quite thin, the lateral a little dilated; the outer la- mellæ not large, somewhat triangalar and pointed; they are whitish, towards the end with a narrow, brownish margin; at the end there are a couple of teeth with curved, black hairs, the ventral ,,. ^, ^ ,. , ,, , -, .,,1 1 • l]g.'2^2. D.vifripenms. Apical margm Stock Photo")
RMMCMEYC–. Dolichopodidae. 91 haired at the base. Hypopygium somewhat large, black, greyish pruinose on the anterior part and above; the eighth segment with black hairs; there are srnall posterior ventral lobes, with a little point at the end; the inner lamellæ cur- ved downwards, the median quite thin, the lateral a little dilated; the outer la- mellæ not large, somewhat triangalar and pointed; they are whitish, towards the end with a narrow, brownish margin; at the end there are a couple of teeth with curved, black hairs, the ventral ,,. ^, ^ ,. , ,, , -, .,,1 1 • l]g.'2^2. D.vifripenms. Apical margm
RMREHP2M–. Coleoptera. Rhynchophora:-Curculionidæ,. Curculionidae. ACEOC(ELOPUS. 67 HQUcronate at the apex aud with the lateral margins not sinuate. Sternum as iu TauymecHS, but with the metasternum longer than the median coxae and its episterna narrower. Venter with the intercoxal process subangulate and much narrower than the coxae, segment 2 scarcely longer than 3 + 4, the apical segment of the $ simple but slightly more pointed than that of the J . Leqs moderately long, the tibiae curved inwards at the apex, the corbels of the posterior pairs open and terminal, not ascending the dorsal edge; tarsi
RMT22JB8–Archive image from page 20 of Diptera Danica genera and species Diptera Danica: genera and species of flies hitherto found in Denmark dipteradanicage04lund Year: 1907 Fig. 6. P. Thomsoni c ; ab- domen from below; 6, sixth segment with its ventrite, 7, seventh segment, 8, eighth segment with its apical im- pression, 9, hypopygium. . Fig. 7. P. Thomsoni o ; abdomen from below; eighth segment and hypopygium removed ; 6, sixth seg- ment with its ventrite, 7, seventh segment with its vertical ventrite, 6i, the narrow, here quite hidden, dorsal part of the sixth segment. there are only four not
RMPFCP19–. Dermaptera (Earwigs). Forficulidae. TIMOMENUS, 195 Elytra smooth and ample, shoulders strongly rounded. Legs rather short; femora rather thick, especially the anterior pair; tibite rather thick, straight, somewhat flattened above in the apical portion, especially in the anterior and middle pairs ; tarsi rather short, but second segment broad, flat, and rounded ; third segment equal to the first, which is short and rather broad. Abdomen convex, robust, slightly dilated near the apex and then narrowed ; lateral tubercles distinct; sides of seventh, eightii, and ninth segments convex in d . Las
RMMCMFB6–. Fig. 44. Wing of P. Bergenstammi $. joint is relatively a little larger than in the male and more hairy, the claws are long and broad, the empodium. long, curved upwards and hairy below the apical part, the hair above, between the claws is long, curved downwards, flattened and band-shaped; also the pulvilli are larger; the same features are present on the hind tarsi, but to a smaller degree. The seventh abdominal segment is deeply excised above and often reddish. Length. The species may vary very considerably in size, the length from 1,5 to 3,5 mm, the female is generally the larger. Both Mi
RMRGJ50R–. Bulletin of the British Museum (Natural History) Entomology. 11 12 13 14 LJ 15 Figs 11-15 11, chrysopid claw with basal dilation; 12, claw without basal dilation; 13-15, apical segment of maxillary palps showing variation between the tribes of Chrysopinae.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). London : BM(NH)
RMT1H89J–Discovery reports (1941) Discovery reports discoveryreports20inst Year: 1941 LARVAE OF SERGESTES 49 Mastigopus I (Figs. 39 a, b, 40). Length 2-6 mm. Rostrum o-6 mm. Rostrum reaching beyond segment i of antennule. Supraorbital spines minute; hepatic, marginal and posterior dorsal spines absent. Abdominal somites 1-3 without dorsal spines; somites 4 and 5 with large dorsal spines. All somites with rather large pleural points. No median ventral spines. Telson narrow, greatest width nearly one-third length, with small apical fork. Fig. 39. S. pectinattis. a, Mastigopus i; b, telson. Eye very
RMPFJ1AW–. The Danish Ingolf-expedition. Marine animals -- Arctic regions; Scientific expeditions; Arctic regions. CRUSTACEA MALACOSTRACA. V. 69 edge totally straight; inferior hind corner of basal joint evenly rounded. 3. epimeral plate of the metasome with abt. 14 stout teeth. 1. urosome segment dorsally with a large, rounded-triangular projection. Up. 3: rami narrow, inner ramus of equal length with proximal joints in outer ramus (length of apical joint cannot be given, because it is broken in all + specimens). Telson: cleft extending abt. to the middle; incision not very narrow. The ova very few in
RMMCMEHT–. Fig. 44. Wing of P. Bergenstammi $. joint is relatively a little larger than in the male and more hairy, the claws are long and broad, the empodium long, curved upwards and hairy below the apical part, the hair above, between the claws is long, curved downwards, flattened and band-shaped; also the pulvilli are larger; the same features are present on the hind tarsi, but to a smaller degree. The seventh abdominal segment is deeply excised above and often reddish. Length. The species may vary very considerably in size, the length from 1,5 to 3,5 mm, the female is generally the larger. Both Mik
RMREH62N–. Coleoptera. Chrysomelidæ. Chrysomelidae; Beetles. ASUXOSHA. 239 thickened, apical segment minute, conical, pointed. Prothorax quadrate or slightly broader than long, narrow behind, anterior and posterior margins almost straight, lateral margins straight, their edge gently undulated ; the anterior lateral angles are slightly expanded and each bears a fine seta ; the posterior angles are slightly produced, each similarly bearing a fine seta; surface convex in front, impunctate, each side depressed, the depressions containing a few scattered coarse punctures. Scutellum triangular with the three
RMPG05W1–. The structure and development of mosses and ferns (Archegoniatae). Plant morphology; Mosses; Ferns. Ill THE JUN GERM AN NI ALES 87 the formation of a second apical cell in one of the youngest segments. This apical cell is formed by a curved wall, which strikes the outer wall of the segment (Fig. 37, C). Thus two apical cells arise close together, and as segments are cut off from each, they are forced farther and farther apart, and serve as the growing point of two shoots, which may continue. Fig. ig.—Aneura pinnatiUda. A, Part of a thallus with two antheridial branchts. slightly magnified; B
RMMCMFFF–. Fig. 4. Abdomen of P. zonatus ^ from above, a postscutellum, behind it the narrow metanotum. 6, 7, 8, sixth, seventh and eighth segments. The unsymmetrical hind margin of the fifth segment is seen. Fig. 5. Abdomen of P. Thomsoni c? from above; in this species sixth and seventh segments are not visible on the dorsal side; the last segment is the eighth with its apical im- pression. prothoracic parts form at the humeri a curious, somewhat elevated knob; the thoracic disc has generally very sparse and fine, some- times scarcely perceptible hairs, present only as dorsocentral rows and behind the
RMRGGGR5–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology; Zoology. BRUES: PARASITIC HYMENOPTERA. 59 However, the flattened antennal flagellum should make the species readily recognizable, as this character occurs only in isolated genera of the Ichneumonidae. On account of this peculiarity I dislike to leave it undescribed. Tryphon cadaver, sp. nov. (Fig. 43.) Female. Length 4.5 mm. Black; the legs and second and third segments of abdomen pale brownish or reddish, except the base of the third which is piceous; apical segment of abdomen dark brown. Head smooth, not punc- tate,
RMPFY7YC–. Cumacea (Sympoda). Cumacea. Cumacea: 11. Diastylidae, 3. Diastylopsis 113 than the telson, to which are attached 2 pairs of lateral spines, the upper very small, and a large apical pair. Antenna 1 Q with each flagellum 3-jointed, in the d the principal is 5-jointed. Antenna 2 o showing i large joint followed by a minute one. The peduncle of the uropods in the 9 is as long as the 6^^ pleon segment and as the exopod, rather longer than the endopod, which carries 6, 2, 2 spines respectively on the 3 joints; in the d the peduncle is rather longer, and the endopod has 12, 4, 3 spines on the media
RMMCMET0–. Fig. 4. Abdomen of P. zonatus (J from above. a postscutellum, behind it the narrow metanotum. 6, 7, 8, sixth, seventh and eighth segments. The unsymmetrical hind margin of the fifth segment is seen. Fig. 5. Abdomen of P. Thomsoni S from above; in this species sixth and seventh segments are not visible on the dorsal side; the last segment is the eighth w^ith its apical im- pression. prothoracic parts form at the humeri a curious, somewhat elevated knob; the thoracic disc has generally very sparse and fme, some- times scarcely perceptible hairs, present only as dorsocentral rows and behind the
RMRGJ512–. Bulletin of the British Museum (Natural History) Entomology. . 11 12 13 14 LJ 15 Figs 11-15 11, chrysopid claw with basal dilation; 12, claw without basal dilation; 13-15, apical segment of maxillary palps showing variation between the tribes of Chrysopinae.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). London : BM(NH)
RMPFJ18G–. The Danish Ingolf-expedition. Marine animals -- Arctic regions; Scientific expeditions; Arctic regions. 96 CRUSTACEA MALACOSTRACA. V.. Fig. 22. Hippomedeon slriolatus. with small teeth which are a little more sharp- pointed in p. 7 than in p. 5—p. 6; dactyli */3—3/4 as long as metacarpus. Fpimeral part of 3. meta- some segment very characteristic: the process of the hind edge is placed somewhat above the proc- eeding and rounded inferior corner from which it is separated by a rounded excavation. Up. 3 with rami abt. 2x/a time as long as the peduncle, very narrow; apical joint in outer ramus
RMMCMF8W–. Fig. 79. Wing of A. humeralis S- sixth segment much smaller; hind femora likewise with bristly hairs below the apical part; costa beyond the middle; third vein normal though strong and a little thickened. Length 2—2,5 mm. A. humeralis is rare in Denmark; Lerso (Stseger), Bogo south of Sealand and in Jutland at Skamling south of Kolding (the author), in all four males and one female; the dates are in July. Geographical distribution: — Northern and middle Europe into Holland and Germany; towards the north to northernmost Scandi- navia. Remarks: As Collin has shown (Wood 1. c. 2, XIX, 254) hume
RMRGWF9K–. Bulletin. Natural history; Natural history. Fig. 3.âRhyacophila fenestra, larva ment; the apical segment incised for one-third its lateral and one-tourth its mesal length; both lobes straight and rounded, the dorsal one small and the ventral one large. At the base of the segment there is a mesal incurving lobe; most of the apical segment and this lobe are covered with short, dark setae. Tenth tergite narrow, the dorsal lobe cleft down the meson for more than one- half its length; the lateral lobes so pro- duced have convex dorsal margins with a rather short, sharp apical point; below these t
RMPFGK9D–. Dansk botanisk arkiv. Plants; Plants -- Denmark. 332 Dansk Botanisk Arkiv, Bd. 3. Nr. 1. basal cell, the remaining part of the pericentral cell, is divided into a central and three pericentral cells becoming the basal segment of the branch (Fig, 332 d). In this way the branch is placed upon the middle of a segment and not near the upper walls between the seg- ments as always in the case of the Rhodomelaceæ. The growth in length of the filaments takes place with the aid of a rather large conical apical cell (Fig.332 a), from which the lowest part is gradually cut off by means of a ho- rizonta
RMMCMG76–. Fig. G3.— Chrysofoxum haph/ms. Walk, {citronellum, Briin.), c?, thorax and abdomeu. diagonally placed stripes, their inner ends pointed, nearly con- tiguous towards middle of anterior margin,a large orange triangular space oi hind margin similar in colour to that of 2nd segment. 4th segment similar to 3rd; otli segment black, with a pair of comparatively large yellow elongate spots placed diagonally, and a large orange-yellow apical spot. Pubescence of abdomen short, yellow, tliH margin with a fringe of short black hairs, anterior corners with yellow pubescence. Venter from orange to yellow
RMRM8NAK–. Annual report of the Commissioner of Agriculture ... Agriculture -- New York (State). New York Agricultural Experiment Station. 321 Appendages.—Antennae, strong; basal segment less than one-third the length of joint II, which is somewhat longer than joint III; the apical segment is shorter than joint III. Legs, strong; femora I, shorter than femora II; femora III, slightly longer; tibia? I and femora I are of about the same length, and only slightly shorter than tibia? II, which are about three-fifths as long as tibiae III. The tarsi are as usual. Hairs, somewhat less prominent than be- fore
RMPG05T3–. The structure and development of mosses and ferns (Archegoniatae). Plant morphology; Mosses; Ferns. Ill THE JUN GERM ANN I ALES 103 what unequal size. The next wall formed divides the larger of the two primary cells into an inner and an outer cell (Fig. 50, A), so that the young segment now consists of three cells, an inner one and two outer; the latter in the dorsal segments correspond to the two lobes usually found in the dorsal leaves. The two outer cells now divide by walls in two planes, and rapidly grow out above the level of the apical cell and form. Fig. 50.—Porella Bolanderi. A, Med
RMMCTMFK–. Fig. 7. Eumorphometra fraseri. </, cirrus. 6, proximal part of a ray. f, Pa. d,^.^. e, ambulacral skeleton of distal pinnule, a-d, x 13 ; e, x 66. Cirri XLV, 34-40, arranged in slightly irregular closely placed columns, three to each radius, two to four cirri in each column. The peripheral cirri appear to be slightly longer than the more apical, about 12 mm. long. The first, second and third segments are about twice as wide as long (Fig. 7 a). The third segment is wider distally than proximally, the greater width being on the dorsal side, and it is waisted, more strongly on the dorsal tha
RMRGF7ER–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 372 bulletin: museum of comparative zoology 14. Apical abdominal segment terminating in two or four paddle-like or fin-shaped organs which are fringed on all or part of outer surface by strap-like hairs; or if the apical segment terminates in two long subconic processes the tarsi are recurved against the ventral surface of the base of the abdomen and apex of thorax so that they do not extend beyond apices of wings 15 Apical segment of abdomen obtuse, armed with short or elongate spines or thorns, or if ending in a pai
RMPFWM6Y–. Cumacea (Sympoda). Cumacea. 64 Cumacea: 9. Leuconidae. 1. Leucon - Antenna 1 with accessory flagellum longer than 1st ) joint of principal. 11. L. heterostylis I Antenna 1 with accessory flagellum not longer than I 1st joint of principal — 13. / Telsonic segment greatly produced between the ) uropods 12. L. longirostris 1 Telsonic segment only moderately produced between I the uropods 13. L. kalluropus / Uropod with 2iid joint of endopod not broader at end I than its apical spine 14. L. pallidas I Uropods with 2iicl joint of endopod broader at end ' than its apical spine •— 15. j Carapace wi
RMMCTJAM–. Fig. 56. S. edzvardsi. a, Elaphocaris 2; b, eye; c, Acanthosoma 2; d-f, Acanthosoma i, antennal scale, end of antennal endopod and telson. Eye large, asymmetrical, about one-fifth length of body, without papilla. Greatest diameter of eyeball more than half length of eye. In preserved specimens the pigment is pale, with a darker area at one end. Antennal scale short, with two small spines on outer margin near end, and three stout apical setae; flagellum very long (2-48 mm.) with a pair of small spines near base and one on antepenultimate segment. Mandible without palp. Exopod of uropod about
RMRGHBGE–. Bulletin of the British Museum (Natural History) Entomology. . Figs 75-78 Carsidaridae male genitalia. 75,76, Paracarsidara dugesii; 75, proctiger and subgenital plate, lateral view; 76, apical segment of aedeagus, lateral view. 77, 78, Mesohomotoma hibisci (Seychelles); 77, proctiger and subgenital plate, lateral view; 78, apical segment of aedeagus, lateral view. Scale lines, 0-1 mm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the ori
![. Cumacea (Sympoda). Cumacea. Fig. 19. Z. mortenseni (2) Caiman, front. telsonic segment is well produced between the uropods and is not shorter than the segment next preceding it. The eyelobe is broad, notched or emar- ginate in front, with 2 separate masses of pigment but no distinct lenses in Q. but deeply pigmented and with 9 corneal lenses in 6. Antenna 1, l^t joint as long as 2"<i and 3'^ combined, 3*^ twice as long as 2^^. Mandible with 12 spines in spine- row. Maxilla 1, palp with 2 apical filaments. Maxilliped 1, epipod with very few branchial leaflets in 9, about 9 in d, exop Stock Photo](https://c8.alamy.com/comp/PFWM8T/cumacea-sympoda-cumacea-fig-19-z-mortenseni-2-caiman-front-telsonic-segment-is-well-produced-between-the-uropods-and-is-not-shorter-than-the-segment-next-preceding-it-the-eyelobe-is-broad-notched-or-emar-ginate-in-front-with-2-separate-masses-of-pigment-but-no-distinct-lenses-in-q-but-deeply-pigmented-and-with-9-corneal-lenses-in-6-antenna-1-lt-joint-as-long-as-2quotlti-and-3-combined-3-twice-as-long-as-2-mandible-with-12-spines-in-spine-row-maxilla-1-palp-with-2-apical-filaments-maxilliped-1-epipod-with-very-few-branchial-leaflets-in-9-about-9-in-d-exop-PFWM8T.jpg ". Cumacea (Sympoda). Cumacea. Fig. 19. Z. mortenseni (2) Caiman, front. telsonic segment is well produced between the uropods and is not shorter than the segment next preceding it. The eyelobe is broad, notched or emar- ginate in front, with 2 separate masses of pigment but no distinct lenses in Q. but deeply pigmented and with 9 corneal lenses in 6. Antenna 1, l^t joint as long as 2"<i and 3'^ combined, 3*^ twice as long as 2^^. Mandible with 12 spines in spine- row. Maxilla 1, palp with 2 apical filaments. Maxilliped 1, epipod with very few branchial leaflets in 9, about 9 in d, exop Stock Photo")
RMPFWM8T–. Cumacea (Sympoda). Cumacea. Fig. 19. Z. mortenseni (2) Caiman, front. telsonic segment is well produced between the uropods and is not shorter than the segment next preceding it. The eyelobe is broad, notched or emar- ginate in front, with 2 separate masses of pigment but no distinct lenses in Q. but deeply pigmented and with 9 corneal lenses in 6. Antenna 1, l^t joint as long as 2"<i and 3'^ combined, 3*^ twice as long as 2^^. Mandible with 12 spines in spine- row. Maxilla 1, palp with 2 apical filaments. Maxilliped 1, epipod with very few branchial leaflets in 9, about 9 in d, exop
RMMCPHTC–. Fig. 18. Pseudomma longicaudum sp.n. A, anterior end of female in dorsal view, x 13; B, immature male in lateral view, x 7; C, antennular peduncle of immature male, x 16; D, process from distal dorsal margin of third segment of antennular peduncle; E, left antenna of immature male, x 16; F, telson and left uropod of adult female, x 13; G, telson and right uropod of imma- ture male, x 18. it is not possible to tell their length. In the juvenile specimen, the endopod extends almost to the apex of the telson and the exopod extends to the tips of the apical spines, so that probably either the te
RMRGW1BJ–. Bulletin. Natural history; Natural history. Fig. 135.—PalaeagapeUis cehus, genitalia. ous, tipped with a broad brush of curved spines. Holotype, male.—Cloudy Creek near Cloudy, Oklahoma: May 4, 1940, Mrs. Roy Weddle. Paratypes.—Same data as for holotype, $. The broad, scoop-shaped ventral portion of the aedeagus places this species immedi- ately as a member of the Carolina group. It is distinguished from all the previously described species of this group, however, by the absence of a well-developed dorsal heel on the apical segment of the clasper and by the shape of the tenth tergite. The s
RMPFYEAM–. Cumacea (Sympoda). Cumacea. Cumacea: 9. Leuconidae, 2. Eudorella 75 Uropods with 1st joint of endopod more than thrice as j long as 2nd 2. E. graeilior ) Uropods with 1st joint of endopod little over twice as 1 long as 2iid 3. E. fallax - Fifth pleon segment with postero-dorsal group of long ) setae — 5. Fifth pleon segment without postero-dorsal group of long > setae — 6. Uropods with 2iid joint of endopod one-third of 1st, apical I spine fused 4. E. nana ') Uropod with 2iid joint of endopod one-fourth of 1 st, apical I spine distinct 5. E. monodon ( Anterior margin of pseudorostral lo
RMMCTR2E–. F'g- 3- Fig- 4- Rhincahinus cornutus, nauplius stages. Fig- 5- Fig. 3. Stage V, lateral view. Fig. 4. Stage VI, lateral view. Fig. 5. Stage VI, ventral view. 1,2,3 indicate lines of division between somites dorsally. a, position of anus. Antennules (Fig. 2 A) with four apical setae, without aesthete; segments 1 and 2 not clearly jointed, each with a small seta at end. The seta of segment 1 is very small, and neither at this, nor in any later stage, has a proximal seta been seen on segment 2, although two setae on this segment is the rule among Copepoda. Antenna with large molar process on co
RMRGFT5P–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. BRUES: PARASITIC HYMENOPTERA. 59 However, the flattened antennal flagellum should make the species readily recognizable, as this character occurs only in isolated genera of the Ichneumonidae. On account of this peculiarity I dislike to leave it undescribed. Tryphon cadaver, sp. nov. (Fig. 4.3.) Female. Length 4.5 mm. Black; the legs and second and third segments of abdomen pale brownish or reddish, except the base of the third which is piceous; apical segment of abdomen dark brown. Head smooth, not punc- tate, shining
RMPFY7X9–. Cumacea (Sympoda). Cumacea. Cumacea: 11. Diastylidae, 7. Leptostylis 127 9. L. productus Norm. 1879 L. produda. A. M. Norman in: Ann. nat. Hist., ser. 5 V.3 p. 65 | 1912 L. productus, T. Stebbing in: Ann. S. Afr. Mus., v.0 p. 153. Pseudorostral lobes short, blunt, slightly upturned. Carapace short, as broad as long, nearly smooth, antero-lateral margin strongly serrate. Telson not longer than 6*'^ pleon segment, nor more than half the 5^'', without lateral spines, apical pair rather large. Peduncle of uropods nearly thrice as long as the telson, with 4 spaced spines on the medial margin: e
RMMCTW18–. b Fig. 140. Eurystheus purpurescens, n.sp. a, b. Gnathopods 1 and 2 (both viewed from inside), c. 2nd joint of peraeopod 5, with hind margin further enlarged. long again as segment 1, and no denticles on any of the pleon segments. Telson with an apical spinule as well as one on each lateral corner in 3, only the lateral ones in ?. Epistomial spine strong, moderately long. Antenna 1, flagellum in <$ 39-jointed, accessory flagellum 8-jointed. Antenna 2, flagellum in S 27-jointed. In ? flagella of both antennae 15-jointed, accessory flagellum 6-jointed. In S of no. 1 flagellum of antenna 1 1
RMRMHPW6–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 222 Annals of the South African Museum. times subequal to or even much shorter than the apical segment (specimens from Little Bushmanland). Hexisopus eeticulatus, n. sp. (Pig. 9.) <y . Colour.—Chelicerae yellow, with fine infuscate reticulation on the sides and above, the terminal fang reddish at the base, black at the apex (one of the chelicerae with a lateral and two dorsal, longi- tudinal, infuscate stripes uniting distally, these stripes partly obsolete on the other chelicera). Cephalothorax b
RMRGW731–. Bulletin. Natural history; Natural history. August, 1944 Ross: Caddis Flies of Illinois 271 Hydropsyche solex new species This is most closely related to californ'ua, differing from it in the extremely constrict- ed aedeagus. In this regard it approaches delrio, but delrio is readily distinguished by the short, apical segment of the clasper and the mesal cavity of the aedeagus, which is almost entirely closed. Male.—Length 11 mm. Head and body black; antennae very slender and yellowish, with dorsal black V-marks on the first eight. Fig. 913.—Hydropsyche solex, aedeagus. A, lateral aspect; B,
![. Bulletin of the British Museum (Natural History) Entom Supp. 42 A. WATSON AMPHELARCTIA gen. n. [Gender: feminine] [Automolis Hiibner sensu auct. Partim.] Type-species: Automolispriscilla Schaus, 1911 : 183. £. Palp extending to about middle of clypeo-frons; apical segment minute. Antenna uniserrate, densely setose; distal margin of proximal segments weakly concave ventrally. Head without processes or scale-tufts. Tegulae and patagia longitudinally striped. Meso- thoracic tibia with two pairs of spurs. Tymbal organ present. Wings yellow and brown, without recognizable androconial patches or h Stock Photo](https://c8.alamy.com/comp/RGHHR3/bulletin-of-the-british-museum-natural-history-entom-supp-42-a-watson-amphelarctia-gen-n-gender-feminine-automolis-hiibner-sensu-auct-partim-type-species-automolispriscilla-schaus-1911-183-palp-extending-to-about-middle-of-clypeo-frons-apical-segment-minute-antenna-uniserrate-densely-setose-distal-margin-of-proximal-segments-weakly-concave-ventrally-head-without-processes-or-scale-tufts-tegulae-and-patagia-longitudinally-striped-meso-thoracic-tibia-with-two-pairs-of-spurs-tymbal-organ-present-wings-yellow-and-brown-without-recognizable-androconial-patches-or-h-RGHHR3.jpg ". Bulletin of the British Museum (Natural History) Entom Supp. 42 A. WATSON AMPHELARCTIA gen. n. [Gender: feminine] [Automolis Hiibner sensu auct. Partim.] Type-species: Automolispriscilla Schaus, 1911 : 183. £. Palp extending to about middle of clypeo-frons; apical segment minute. Antenna uniserrate, densely setose; distal margin of proximal segments weakly concave ventrally. Head without processes or scale-tufts. Tegulae and patagia longitudinally striped. Meso- thoracic tibia with two pairs of spurs. Tymbal organ present. Wings yellow and brown, without recognizable androconial patches or h Stock Photo")
RMRGHHR3–. Bulletin of the British Museum (Natural History) Entom Supp. 42 A. WATSON AMPHELARCTIA gen. n. [Gender: feminine] [Automolis Hiibner sensu auct. Partim.] Type-species: Automolispriscilla Schaus, 1911 : 183. £. Palp extending to about middle of clypeo-frons; apical segment minute. Antenna uniserrate, densely setose; distal margin of proximal segments weakly concave ventrally. Head without processes or scale-tufts. Tegulae and patagia longitudinally striped. Meso- thoracic tibia with two pairs of spurs. Tymbal organ present. Wings yellow and brown, without recognizable androconial patches or h
RMRGF4N4–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. Anisepyris and Procalyoza spp. Fig. 68. Fore wing of Anisepyris venustus n. sp., male. Fig. 69. Basal four segments of antenna of male A. colum- bianus (Ashmead). Fig. 70. Head and thorax of male A. venustus n. sp., holotype. Fig. 71. Male genitalia of A. aeneus Kieffer. Fig. 72. Antenna of male Procalyoza westwoodi (Cameron), holotype. The shape of the apical segment is hypothetical, since this segment is missing in this, the only known specimen. Remarks. — This large genus is confined to the New World, where it undo
RMRGW2ND–. Bulletin. Natural history; Natural history. March 1938 ROSS: NEARCTIC CADDIS FLIES 171 apical segment short and submembra- nous, the first and second very closely united, twice as long as the third and with a membranous mesal filament ex- tending almost the entire length of the combined two segments. Spur formula 2-2-4. Genitalia as in fig. 112. Sternites without processes. Ninth segment with lateral pointed extensions reaching into the eighth segment. Tenth tergite ap- pearing somewhat triangular viewed from above, narrowed to a subacute tip which is slightly depressed as seen from side; fr
RMRGWED1–. Bulletin. Natural history; Natural history. Oedagus Fig. 68.—Hydrnpsyche frison't obsolete. Median ridge short and pointed, a row of long setae below it on each side. .'pex of tenth tergite wide and truncate with a narrow mesal notch; mesal and lateral areas of apex with clusters of small setae; each of lateral portions with a large raised wart bear- ing about a dozen scattered, long setae. Seen from lateral view the tenth tergite appears short and declivous at the apex. Claspers narrow at base, widening toward apex; the apical segment is slightly sinuate, with the tip upturned. Oedagus ang
RMRMKMW9–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 54 ANNALS OF THE SOUTH AFRICAN MUSEUM Second maxilliped pediform, exopod slender, leaf-like, endopod with apical segment bearing cluster of short, stiff setae, rest of appendage fringed with long setae. Third maxilliped pediform, lacking exopod, three distal segments together slightly shorter than two proximal segments; merus and ischium fringed with long setae, together four and a half times longer than wide; inner face bearing another fringe of setae; propodus and carpus each with dense bristle pad
RMRGJ730–. Bulletin of the British Museum (Natural History) Entomology. 253. ^ei^L^ewl?^ AdZZia and Cyam°Phila sPedes- 251-253, L. lusUamca: (251) a* genitalia, lateral view, (252) cT paramere, outer vew; (253) apical segment of aedeaa.is ?S4 ?^ / sSsK8^iatera: rw; (255) * para-re- o^?^rs?ffiii2S2i of aedeagus. 257 258, Arytama afncana (after Heslop-Harrison): (257) forewing- (258) head 255S!. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the origina
RMRMG9YD–. Annotationes zoologicae japonenses / Nihon do?butsugaku iho?. BIRD-INFESTING MALLOPHAGA OF JAPAN. 71 Female : — Ground colour of head and thorax pale brown with blackish brown marking ; abdomen yellowish ; lateral bands blackish brown. Head conical ; front weakly convex with a few very fine hairs ; sides of head straight ; palettes medium-sized, laterally projecting ; palpi projecting with the apical segment ; ocular emargination small, with two short prickle-like hairs ; temples produced backwards and acutely angled, with three hairs —a long hair anterior- ly on the margin, and farther back
RMRG2PN8–. The Canadian field-naturalist. 1969 Brittain and Grant: Canadian Birch Collections. VIII. 365 Gomponenfs of ATTENUATION FACTOR a/m (Redrawn after Braushaw) .. Apical Sedment mid point of distal from apical seqment widesr -^ poinf .i. Figure 3. Diagram illustrating the method for determining the leaf attenuation factor a/ni. the widest part of the leaf blade to the leaf tip, and m equals the width of the leaf blade at the midpoint of the apical segment (Figure 3, redrawn from Brayshaw, 1966). Five leaves per specimen were measured but for comparative purposes only from catkin bearing shoots.
RMRMPA0B–. Annali del Museo civico di storia naturale di Genova. Natural history. 390 R. I. POCOCK granular anteriorly. And further it may be recognised from all hitherto described by the presence of two spines above the ter- minal claw on the legs ; usually there is but one. Zephronia g-estri sp. n. ' Colour olivaceo-ochraceous with the hind borders of the ter- gites rufous. Head coarsely and closely punctured below, very sparsely punctured above ; apical segment of antennae moderately dilated distally. Tergites almost smooth, only very finely and closely punctured and minutely striolate ; not granula
RMRGW2JK–. Bulletin. Natural history; Natural history. 176 ILLINOIS NATURAL HISTORY SURVEY BULLETIN Vol. 21, Art. 4 General structure as follows: Max- illary palpi with apical segment long and cleft, clothed ventrally with long, whit- ish hair and dorsally with a long brush of long, slender scales. F'irst antennal segment twisted and compressed, the lateral margin deeply excavated for al- most its entire length, the cavity so formed filled with a dense brush of. Fig. 118.—Lepidostoma flee a bristles; ventro-mesal margin produced into an arcuate, flat appendage, usually hidden by a lateral brush of bris
RMRGWFAN–. Bulletin. Natural history; Natural history. March 1938 ROSS: NEARCTIC CADDIS FLIES 103 >^;i^s5^. Fig. 3.âRhyacophila fenestra, larva ment; the apical segment incised for one-third its lateral and one-tourth its mesal length; both lobes straight and rounded, the dorsal one small and the ventral one large. At the base of the segment there is a mesal incurving lobe; most of the apical segment and this lobe are covered with short, dark setae. Tenth tergite narrow, the dorsal lobe cleft down the meson for more than one- half its length; the lateral lobes so pro- duced have convex dorsal margin
RMRH1N8M–. British fresh-water Copepoda. --. Copepoda; Crustacea. BRITISH FRESH-WATER COPEPODA.. Figs. 1196-1204.—Cyclopina norvegica. Fig. 1196.—Female, dorsal. Fig. 1197.—Furcal rami, female, dorsal. Fig. 1198.—Furcal rami, male, ventral. Fig. 1199.—Antennule, female. Fig. 1200.—Antennule, female, apical segment. Fig. 1201.—Antennule, male. Fig. 1202.—Antennule, male, last copepodid. Fig. 1203.—Antenna. Fig. 1204.—Mandible, cutting edge.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illu
RMRMKTMK–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. hY^j. Fig. 35.—Longurio capicola Alex. Imago: a, wing; b, male antenna; c, inner and outer dististyles of male hypopygium. Larva: d, caudal end of body showing spiracular disc (dorsal aspect); e, antenna with sensory papillae and sculptured apical segment; /, hypopharynx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. South Afr
RMRGW74T–. Bulletin. Natural history; Natural history. August, 1944 Ross: Caddis Flies of Illinois 269 almost truncate and having a scattering of medium length setae; apical segment short and boot shaped, the dorsal heel small and pointed, the ventral toe large and somewhat triangular, with a brush of short setae on. Fig. 909.—Rhyacophila harmstoni, male genitalia, ji, lateral aspect; B, tenth tergite; C and D aedeagus, respectively lateral and ventral aspects. the inner margin at apex. Aedeagus with dorsal portion very narrow, ventral portion expanded and wider; armature consisting of a mesal style wh
RMRGWE5F–. Bulletin. Natural history; Natural history. March 1938 ROSS: NEARCTIC CADDIS FLIES 151 and tapered at apex, close together at base and converging toward apex. Claspers with apical segment long and tapering. Oedagus with a very large lateral spur which is upcurved and sharp. Apex ot oedagus rounded, with a mesal and two lateral patches of very short, almost indiscernible rods. Female.—Size, color and general structure as in male. At present in- distinguishable from females of other closely related species. Hoiotype, male.—Centralia, Washington: July 26, 1936, at light, H. H. Ross. Allotype, f
RMRGWE6P–. Bulletin. Natural history; Natural history. Oedacus Fig. 79. Hydropsyche hronta tenth tergite with a pair ot short, finger- like apical processes. Apical segment ot claspers conical, the base about one- third as wide as the length of the seg- ment, the apex very narrow and pointed. Oedagus with base broad and at right angles to remainder. Horizontal portion swollen beyond basal angle, the apical halt little more than halt as thick. Mesal plates ovate. Behind these arise a pair of long, membranous processes, at the end of which is situated a long spur which projects beneath the ven- tral marg
RMRGJ7E7–. Bulletin of the British Museum (Natural History) Entom Supp. THE LEPTOCORISINAE OF THE WORLD M3 region brownish black, underside of head, including apex of clypeus, bucculae and second, third and fourth segment of rostrum black, but underside of head sometimes yellowish brown. Antennae pale, with apices of first, second and third segments black, apical segment brownish black with a small basal portion pale. Rostrum usually long, extending slightly beyond third. Figs. 460-468. Noliphus spinosus, 460, 461, 463, <$, 462, 464-468, $. 460, terminalia, dorsal view ; 461, claspers, inner and out
RMRJHGD5–. Bee flies of the world: the genera of the family Bombyliidae. Bombyliidae; Parasites. ILLUSTRATIONS OF BOMBYLIIDAE 449. Text-Figures 1-7.—Bee fly pupae: 1, Villa ahernata, lateral view, with enlargement of dorsal armature of seventh abdominal segment. 2,3,5-7. Heads of pupae, frontal view: 2, Villa species; 3, V. handfordi; 5, V.fulviana; 6, F. alternata; 7, V. molitor. 4. Apical segment of V. alternata, posterolateral view of variations of tubercles. After A. R. Brooks.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readabilit
RMRGF4M2–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. CLASSIFICATION OF INSECTS 411 26. 27. two rows, of. thorn-like protuberances; palpi recurved at apices. (Fig. 739, Pachyrrhina) TTPtJLIM: Abdominal segments rarely with distinct thorn-like protuberances, usually with weak hairs; palpi straight, not recurved at apices. LIMONIIDjE Orthorrhapha Pupa enclosed within the last larval moult 27 Pupa free 28 Thoracic segments one and two each with a smooth plate on dorsum; apical segment with a transverse series of short teeth. 751 !752 753 754 755 756 Figs. 751-759. Orthorrha
RMRGHBN6–. Bulletin of the British Museum (Natural History) Entomology. MALVALES-FEEDING PSYLLIDS 119. Figs 40-45 Carsidaridae male genitalia. 40-42, Carsidara africana; 40, proctiger and subgenital plate, lateral view; 41, right paramere, inner lateral view; 42, apical segment of aedeagus, lateral view. 43-45,' Protyora wilsoni; 43, proctiger and subgenital plate, lateral view; 44, right paramere, inner lateral view; 45, apical segment of aedeagus, lateral view. Scale lines, 0-1 mm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readabil
RMRGHJN2–. Bulletin of the British Museum (Natural History) Entomology. thegreenlacewingsoftheworld: A GENERIC REVIEW (NEUROPTERA: CHRYSOPIDAE) 259. 547 Figs 545-553 Nothochrysa. 545, N. fulviceps; 546-553, N. capitata. 545, fore wing (from Kimmins); 546, galea, dorsal; 547, apical segment of maxillary palp, dorsal; 548, mandibles, dorsal; 549, apex of 6 abdomen, lateral; 550, apex of 9 abdomen, lateral; 551, 6 genitalia, ventral; 552, 9 spermatheca, lateral; 553, 9 subgenitale, ventral. present on all sclerites except sternite 9 and ectoproct; callus cerci ovate; ectoprocts fused with tergite 9; stern
RMRGHT6N–. Bulletin of the British Museum (Natural History) Entomology. 46 D. G. H. HALSTEAD (I) VII. KEY TO GENERA Antennal segment 8 much narrower than and obviously different from 7 (Text figs 166-169, 176); temple well-defined. Apical segment of labial palp smaller than previous segment (Text-fig. 131); apex of prosternal process only slightly broader than apex of mesosternum (Text-fig. 149). Ethiopian . ' . PARASILVANUS Grouvelle (p. 97) Antennal segment 8 not much narrower than 7, usually similar to it; temple well- to ill-defined or absent .......... 2 Elytral stria 7 moderately to strongly cari
RMRGHB74–. Bulletin of the British Museum (Natural History) Entomology. 140 E. R. PEACOCK. Figs 31-35 31-33, apical segment of maxillary palp of: (31) Aplocnemus nigricornis (England); (32) Aplocnemus (Ischnopalpus) sanctus (Palestine); (33) Pelecophora illigeri (Mauritius). 34, 35, ventral view of prosternum of: (34) Pelecophora illigeri', (35) Malthacodes vageguttatus (Madagascar). (Scale line = 0-1 mm in Figs 31-33; = 0-5 mm in Figs 34-35.) - Pronotal punctures tuberculate or rimmed at sides. Maxillary palps broadly triangular (Fig. 33). Dorsum brown or black or bicolorous and patterned. Elytral set
RMRGHA62–. Bulletin of the British Museum (Natural History) Entomology. 178 D. HOLLIS & P. S. BROOMFIELD. Figs 92-98 Pseudoeriopsylla spp., male genitalia. 92, P. nyasae, paramere. 93,94, P. laingi; 93, paramere; 94, apical segment of aedeagus, lateral view. 95, P. medleri, paramere. 96, P. carvalhoi, paramere. 97, P. kenyae, paramere. 98, P. etiennei, paramere. Scale lines: 0.1 mm.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work
RMRGTH26–. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. Fig. 7.—Scliizuneura fodiens, an- tenna of winged viviparous fe- male: «, dorsal view; b, lateral view of third segment; c, further enlarged rings of third segment; d, apical segment, a, much en- larged ; b, c, d, more enlarged (original).. Fig. 8.—Schizuneura fodi- ens, pupal markings: a, ring of white meal; />, opening of gland; c, white fiber; d, cornicle area. Much enlarged (original). Fig. 9.—Schizoneura fodiens: Antenna of pupa, very greatly enlarged (original). 1897.'' Since then I have several times se
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