Architectonicidae
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Architectonicidae, or the staircase shells or sundials, are a family of sea snails, marine gastropod mollusks in the order Heterostropha.
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[edit] Distribution
Species in this family are found world-wide, in warm seas.
[edit] Description
The shells are depressed-conic, turbinate, lenticulate or planorboid. The umbilicus is usually wide and perspective, bordered by a strongly crenulated spiral cord, which feature accounts for the common name of staircase shell.
[edit] Genera in the family Architectonicidae
- Architectonica Röding, 1798
- Claraxis Iredale, 1936
- Discotectonica Marwick, 1931
- Heliacus D'Orbigny, 1842
- Gyriscus Tiberi, 1867
- Mangonuia Mestayer, 1930
- Philippia J. E. Gray, 1847
- Pseudomalaxis P. Fischer, 1885
- Pseudotorinia Sacco, 1892
- Psilaxis Woodring, 1928
- Solatisonax Iredale, 1931
- Spirolaxis di Monterosato, 1913
- Zerotula Finlay, 1927
This list is incomplete; you can help by expanding it.
[edit] References
- Architectonicidae (TSN 71240). Integrated Taxonomic Information System.
- Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
