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Family: Achatinidae
Common name: Miniature Awlsnail
Discovery: Bruguiere, 1792
Identification
Width: 4.3 mm
Height: 14-17 mm
Whorls: 9-11
Subulina octona has a small, elongate, tapering shell with straight sides and a blunt apex. The whorls have deep sutures with radial striations. Lip is sharp and simple. Base of columella is slightly but distinctly truncate. Shell is translucent white; the body is a yellow to cream color.
Ecology
In northeastern North America Subulina octona may be found in greenhouses (Pilsbry, 1946) or in disturbed areas in large cities. It lays hard-shelled eggs.
Distribution
Introduced from tropical America. It occurs in large cities as far north as the Boston area (NatureServe, 2023).
Conservation
NatureServe Global Rank: G5
NatureServe State Rank: SNA
Author: Tim Pearce
Publication date: 11/2023
Publication date: 11/2023