Small-ribbed Cookeconcha Snail (Cookeconcha paucicostata)
The Small-ribbed Cookeconcha Snail was described in 1870, it is known fom a single specimen that originally was labelled as originating from the Marquesas.
The shell has a size of about 0,3 cm in diameter. [1]
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References:
[1] Alan Solem: Endodontoid land snails from Pacific Islands (Mollusca: Pulmonata: Sigmurethra). Part I, Family Endodontidae. Field Museum of Natural History Chicago, Illinois 1976
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edited: 13.06.2020