Herpetopoma_bella

<i>Herpetopoma bellum</i>

Herpetopoma bellum

Species of gastropod

Herpetopoma bellum is a species of sea snails, marine gastropod mollusc in the family Chilodontidae.[2]

Quick Facts Herpetopoma bellum, Scientific classification ...

Description

The size of the shell varies between 4 mm and 5.5 mm. The small, solid, thick shell has a globose-conic shape, evenly grained all over. it is blackish or pink varied with darker. It is imperforate when adult, and has a groove at the place of the umbilicus. The short spire is conic. The apical whorl is smooth, the following whorl has three granose lirae, the next with 3 or 4; the penultimate has 7 or 8 equal, grained lirae. The interstices are narrow. The body whorl has ten such lirae. The teleoconch contains 5 convex whorls. The last one is globose, descending at the aperture. The rounded aperture is nacre with steel-blue and dark red reflections. It is lirate inside. The concave columella terminates in a tooth, below which there is a narrow notch, and another tubercle or tooth on the basal lip equal in size to the columellar denticle.[3]

Distribution

This marine species occurs off New Zealand.,[4] Chatham Island and Tasmania.

References

  1. [1]
    Hutton, Cat. Mar. Moll. N. Z., p. 37, 1873
  2. [2]
    Rosenberg, G. (2012). Herpetopoma bellum. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=598367 on 2012-05-24
  3. [3]
    Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia (described as Euchelus bellus)
  4. [4]
    Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
Wikimedia Commons has media related to Herpetopoma bellum.
Share this article:

This article uses material from the Wikipedia article Herpetopoma_bella, and is written by contributors. Text is available under a CC BY-SA 4.0 International License; additional terms may apply. Images, videos and audio are available under their respective licenses.