Johnson’s Amastra Snail (Amastra johnsoni)
Johnson’s Amastra Snail was described in 1911; it was found in Wailuku in the northeastern part of western Maui, Hawaiian Islands.
The shells of this species reach heights of about 1,1 cm; they are nearly imperforate, oblong-conic, rather thin and somewhat glossy, the outlines of the spire are straight above, a little convex below and the whorls nearly flat, they are brown with the last whorl being partially covered with a thin, darker cuticle that has some darker and lighter streaks but no oblique or angular markings. [1]
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(public domain)
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References:
[1] George W. Tryon; Henry A. Pilsbry; a. o.: Manual of Conchology. Second series: Pulmonata. Vol 21: Achatinellidae (Amastrinae). 1911
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edited: 16.05.2022