Zeacolpus knoxi tardior
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Zeacolpus knoxi tardior Marwick, 1957 |
Zeacolpus knoxi tardior, is a subspecies of small deepwater sea snail, a marine gastropod mollusc in the family Turritellidae.
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[edit] Distribution
This subspecies is endemic to New Zealand's Chatham Islands.
[edit] Habitat
This snail lives at depths of about 285 m.
[edit] Shell description
The shell has a larger protoconch, a greater spire angle, and a weaker development of the carinae, than other species in the genus.
The shell height is up to 10.4 mm, and the width is up to 4.5 mm.
[edit] References
- Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1