User:0x16w/partula/incrassa

Partula incrassa is a species of partulid within the genus Partula. The species is endemic to Tahiti.

Distribution
P. incrassa 's historical distribution is little-known, but now it is only known to persist in two sites.

Phylogeny
Phylogenetic analyses confirmed that P. affinis is the sister species of P. otaheitana.

Taxonomy
P. incrassa was originally described as a subspecies of P. clara (P. clara incrassa) before being promoted to species rank.

Subspecies

 * Partula incrassa exigua (sometimes Partula exigua) - Moorea. This was the first Partula to go extinct.
 * Partula incrassa incrassa - Tahiti. This is the only extant subspecies.