Achatinella taeniolata

Achatinella taeniolata, an O'ahu tree snail, is a species of colorful, tropical, tree-living, air-breathing land snail, an arboreal pulmonate gastropod mollusc in the family Achatinellidae.

Achatinella taeniolata
Conservation status
Critically Endangered  (IUCN 2.3)[1]
CITES Appendix I (CITES)[2]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Achatinellidae
Genus:	Achatinella
Subgenus:	Bulimella
Species:	A. taeniolata
Binomial name
Achatinella taeniolata Pfeiffer, 1846
Synonyms
Achatinella rubiginosa Newcomb

This taxon is a subspecies of Achatinella viridans as there is a complete intergradation between them.^[3]

Shell description

The dextral shell is ovate-oblong, spiro-conic, solid, striatulate. The shell is more obsolete toward the apex and with slightly convex whorls. The shell has six whorls. Shell colors are glossy white ornamented with varying brown bands. The white columella is strongly toothed above and the margin is dilated, reflexed and appressed. The white aperture is irregularly semioval. The peristome is narrowly thickened outside, and strongly lipped within.^[3]

The height of the shell is 20.0 mm. The width of the shell is 11.0 mm.^[3]

Distribution

This species is endemic to the Hawaiian island of O`ahu.

Conservation status

This species is critically endangered.

References

This article incorporates public domain text (a public domain work of the United States Government) from reference.^[3]

1. Hadfield, M.; Hadway, L. (1996). "Achatinella taeniolata". IUCN Red List of Threatened Species. 1996: e.T201A13049723. doi:10.2305/IUCN.UK.1996.RLTS.T201A13049723.en. Retrieved 14 November 2021.
2. "Appendices | CITES". cites.org. Retrieved 2022-01-14.
3. U.S. Fish and Wildlife Service. (1992) Endangered Species Recovery Plan for the O’ahu Tree Snails of the Genus Achatinella. U.S. Fish and Wildlife Service, Portland, Oregon, 64 pp. + 64 pp. of appendices + 5 figures. PDF