Partula affinis

Partula affinis is a species of partulid within the genus Partula. The species is rarely referred to as the similar partula,^[3] and is endemic to Tahiti.

Similar partula
Conservation status
Critically Endangered  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Partulidae
Genus:	Partula
Species:	P. affinis
Binomial name
Partula affinis Pease, 1868[2]
Synonyms[2]
Partula otaheitana subsp. affinis Pease, 1868 Partula otaheitana subsp. dubia Garrett, 1884 Partula otaheitana var. dubia Garrett, 1884 Partula otaheitana var. erythraea H.E.Crampton, 1916

Distribution

This species' historical distribution represents almost all of Tahiti, but now its modern distribution includes only one population in Tahiti Iti, making it now considered a single valley endemic.^[1]

Captive breeding

Partula affinis is in the international Partula breeding program and the conservation efforts for this species have been very successful, allowing reintroductions since 2015.^[4]

Phylogeny

Phylogenetic analyses confirmed that P. affinis is the sister species of P. otaheitana.^[5]

Taxonomy

P. affinis was originally described as a subspecies of P. otaheitana (P. otaheitana affinis) but is now recognized as a distinct species.