Cylichna zealandica

Cylichna zealandica is a species of sea snail or bubble snail, a marine opisthobranch gastropod mollusk in the family Cylichnidae, the chalice bubble snails or canoe bubble snails.

Description
The height of the shell is 9 mm, its diameter 3.8 mm. The white, strong shell is smooth and faintly longitudinally striated. The aperture is produced above the spire.

Distribution
This marine species is endemic to New Zealand and occurs off North Island at a depth of 60 m.