Lissotestella cookiana

Taxobox
name = "Lissotestella cookiana"


image_caption =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
subclassis = Orthogastropoda
superordo = Vetigastropoda
superfamilia = Trochoidea
familia = Cyclostrematidae
genus = "Lissotestella"
species = "L. cookiana"
binomial = "Lissotestella cookiana"
binomial_authority = Dell, 1956
synonyms =

"Lissotestella cookiana" is a species of minute sea snail, a marine gastropod mollusc in the family Cyclostrematidae.

Distribution

This species is endemic to New Zealand, found in Cook Strait.

Habitat

This snail is found at depths of about 105 m.

hell description

The shell is very small, white, similar to "Lissotestella rissoaformis" in its elevated-conic shape, but with less inflated whorls, and different sculpture; the spire-whorls are smooth, and the sculpture is confined to three fine spiral lirations on the upper base, and four stronger spirals within the umbilicus, which has a ridge margined outer edge.

The shell height is up to 1.23 mm, and the width is up to 1 mm.

References

* Powell A. W. B., "New Zealand Mollusca", William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1