Cirsonella parvula

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Cirsonella parvula
Scientific classification
Kingdom: Animalia Phylum: Mollusca Class: Gastropoda Subclass: Orthogastropoda Superorder: Vetigastropoda Superfamily: Trochoidea Family: Cyclostrematidae Genus: Cirsonella Species: C. parvula
Binomial name
Cirsonella parvula Powell, 1926

Cirsonella parvula is a minute sea snail, a marine gastropod mollusc in the family Cyclostrematidae.

Contents 1 Distribution 2 Habitat 3 Shell description 4 References

[edit] Distribution

This species is endemic to the east coast of the South Island of New Zealand.

[edit] Habitat

This species is found at depths of about 185 m.

[edit] Shell description

The shell is minute, subglobose, with evenly rounded whorls, smooth except for moderately strong axial growth striae. The aperture is circular, the peristome is continuous, and there is a deep narrow umbilicus.

The shell height is up to 0.75mm, and the width is up to 0.9 mm.

[edit] References

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