Info
Lamarcka ventricosa (Swainson, 1833)
Ark clams are filter feeders and need to stay open to feed.
The main threat seems to come from rather slow-moving predators!
The clamp has compound eyes and pigmented cup eyes on the mantle edge too.
Synonyms:
Arca insignis Dunker, 1867 · unaccepted
Arca mauia takii Hatai, Niino & Kotaka, 1952 · unaccepted
Arca ventricosa Lamarck, 1819 · unaccepted (basionym)
Arca zebra Swainson, 1833 sensu Reeve, 1844 · unaccepted > misapplication
Navicula parventricosa Iredale, 1939 · unaccepted
Classification: Biota > Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pteriomorphia (Subclass) > Arcoida (Order) > Arcoidea (Superfamily) > Arcidae (Family) > Arca (Genus)
Ark clams are filter feeders and need to stay open to feed.
The main threat seems to come from rather slow-moving predators!
The clamp has compound eyes and pigmented cup eyes on the mantle edge too.
Synonyms:
Arca insignis Dunker, 1867 · unaccepted
Arca mauia takii Hatai, Niino & Kotaka, 1952 · unaccepted
Arca ventricosa Lamarck, 1819 · unaccepted (basionym)
Arca zebra Swainson, 1833 sensu Reeve, 1844 · unaccepted > misapplication
Navicula parventricosa Iredale, 1939 · unaccepted
Classification: Biota > Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pteriomorphia (Subclass) > Arcoida (Order) > Arcoidea (Superfamily) > Arcidae (Family) > Arca (Genus)