Leahi Amastra Snail (Amastra caputadamantis)
This species is known from a Late Pleistocene/Early Holocene deposit at the Le’ahi (Diamond Head) at the southern coast of O’ahu, Hawaiian Islands.
The shells reached sizes of 1,38 to 1,45 cm in heigth. [1]
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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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(public domain)
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edited: 15.06.2020