| Sinployea tenuicostata | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Stylommatophora |
| Family: | Charopidae |
| Genus: | Sinployea |
| Species: | †S. tenuicostata |
| Binomial name | |
| †Sinployea tenuicostata Garrett, 1872 | |
Sinployea tenuicostata was a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Charopidae. This species was endemic to the Cook Islands, but has not been found since 1899 and is believed to be extinct. [2]