Allopeas gracile


            Allopeas gracile . (Photo: © B. Frank,   Jacksonville)

Allopeas gracile. (Photo: © B. Frank, Jacksonville)


            Allopeas gracile . (Photo: © B. Frank,   Jacksonville)

Allopeas gracile. (Photo: © B. Frank, Jacksonville)


            Allopeas gracile . (Photo: © B. Frank,   Jacksonville)

Allopeas gracile. (Photo: © B. Frank, Jacksonville)


            Allopeas gracile . (Photo: © B. Frank,   Jacksonville)

Allopeas gracile. (Photo: © B. Frank, Jacksonville)


Family

Subulinidae

Species

Allopeas gracile (Hutton, 1834)

Common name

Graceful awl snail

Description

The elongated, conicalConical:
Shell shape: shells with an elongated spire that tapers to a point and are slightly broader at the base.
shell of this snail measures approximately 12 mm high, with 7-9 whorlsWhorls:
Pleural of whorl. A whorl is a complete spiral turn/growth of the shell of a mollusc. The whorls are counted from the apex outwards.
. Vacant shells are tan in color and living specimens are yellow. This species may be confused with Subulina octona; however, Allopeas gracile is smaller and does not have a truncated columellaColumella:
The central axis of the shell; originates at the shell apex and ends at the umbilicus.
.

Native range

Pacific Islands: Hawaii

Central and South America: Mexico

Caribbean

Asia: Southeastern region

Distribution

Pacific Islands: Hawaii

Central and South America: Mexico

Caribbean

Asia: Southeastern region

Ecology

This species has been documented to occur in large numbers wherever it inhabits. These large numbers often result in outcompetition of other native species within a particular ecosystem. They often occur in greenhouses.

Synonyms

  • Bulimus gracilis Hutton, 1834
  • Bulimus oparanus Pfeiffer, 1846
  • Bulimus junceus Gould 1846
  • Stenogyra upolensis Mousson, 1865

References

Abbott 1989; Barker 2002; Cowie et al. 2008; Cowie et al. 2009