Thin-ribbed Leptachatina Snail (Leptachatina tenuicostata)
The Thin-ribbed Leptachatina Snail was described in 1869, the species is apparently known exclusively from [sub]fossil shells that had been recovered from a deposit on the island of Hawai’i, Hawaiian Islands.
The shells reached an average height of about 0,8 cm
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(public domain)
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edited: 31.03.2018