Sinployea harveyensis
Sinployea harveyensis was a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Charopidae. This species was endemic to the Cook Islands; it is now extinct. References

harveyensis
Extinct gastropods
Extinct animals of Oceania
Fauna of the Cook Islands
Molluscs of Oceania
Gastropods described in 1872
Taxonomy articles created by Polbot