Powelliphanta traversi

Powelliphanta traversi, known as Travers' land snail, is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. This species is endemic to the North Island of New Zealand between Wellington and Lake Waikaremoana.

There are six subspecies, all of which are listed by the New Zealand Department of Conservation as threatened:

• Powelliphanta traversi florida <small>Powell, 1946</small> – Nationally Endangered
• Powelliphanta traversi latizona <small>Powell, 1949</small> – Nationally Endangered
• Powelliphanta traversi koputaroa <small>Powell, 1946</small> – Nationally Endangered
• Powelliphanta traversi otakia <small>Powell, 1946</small> – Nationally Critical
• Powelliphanta traversi tararuaensis <small>Powell, 1938</small> – Nationally Endangered
• Powelliphanta traversi traversi <small>Powell, 1930</small> – Nationally Endangered

The eggs are oval and seldom constant in dimensions 10 × 8.75&nbsp;mm, 9.5 × 8.5&nbsp;mm, 10 × 8&nbsp;mm, 11 × 9&nbsp;mm, 10.75 × 9&nbsp;mm.

Description

Powelliphanta traversi are smaller than other species of the same genus.

See also

• List of non-marine molluscs of New Zealand

References