Pease’s Sinployea Snail was described in 1983; it is known from the slopes of Mt. Maungaroa and several other mountainous areas on the island of Rarotonga, Cook Islands, it was formerly quite common and widespread.

The shells reached sizes of 0,29 to about 0,4 cm in diameter.

The species is now extinct.

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References:

[1] Alan Solem: Endodontoid land snails from Pacific Islands (Mollusca: Pulmonata: Sigmurethra). Part II, Families Punctidae and Charopidae, Zoogeography. Field Museum of Natural History Chicago, Illinois 1983

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edited: 02.08.2022