Powelliphanta annectens

Powelliphanta annectens is one of the amber snails, an air-breathing land snail, a terrestrial gastropod mollusc in the family Rhytididae. It is a protected species with very limited distribution.

Powelliphanta annectens
Powelliphanta annectens
Conservation status
Nationally Critical (NZ TCS)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Rhytididae
Genus:	Powelliphanta
Species:	P. annectens
Binomial name
Powelliphanta annectens Powell, 1936

Distribution

This species occurs in the northern parts of the South Island of New Zealand.^[2] The only individuals have been found between 2,000 and 2,500 feet (610 and 760 m) from the Ōpārara River near Karamea, to Gunner Downs south of the Heaphy River.^[3][4]

Life cycle

The shape of the eggs of this species is oval. They are seldom constant in dimensions, varying from 9 by 8 millimetres (0.35 in × 0.31 in) to 9 by 8.5 millimetres (0.35 in × 0.33 in).^[5]