Achatinella casta

Achatinella casta is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinellidae. This species was^[when?] endemic to Oʻahu.

Achatinella casta
Conservation status
Extinct  (IUCN 2.3)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Achatinellidae
Genus:	Achatinella
Subgenus:	Achatinellastrum
Species:	†A. casta
Binomial name
†Achatinella casta Newcomb, 1853
Location of Oʻahu