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Megastomia simplex

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This is an old revision of this page, as edited by William Avery Bot (talk | contribs) at 21:38, 9 April 2018 (Removing Category:Animals described in 1871 and adding Category: Gastropods described in 1871. See BRFA). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Simple pyramid shell
Drawing of a shell of Syrnola simplex
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
Superfamily:
Pyramidelloidea
Family:
Pyramidellidae
Genus:
Syrnola
Species:
S. simplex
Binomial name
Syrnola simplex
(Angas, 1871)
Synonyms
  • Odostomia simplex Angas, 1871
  • Syrnola (Agatha) simplex (Angas, 1871)

Syrnola simplex, common name the simple pyramid shell, is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.[1]

Description

The white, rather solid shell has a smooth appearance. The length of the shell measures 4 millimetres (0.16 in). The teleoconch contains 7½ rather flat whorls . They are a little angulated at the suture. The aperture is lirate within. Its plait is sharp and transverse.[2]

Distribution

The type specimen of this marine species was found off Port Jackson, New South Wales, Australia.

References

  1. ^ A guide to the seashell and other marine mollusks of Tasmania : Syrnola simplex
  2. ^ G.W. Tryon, Manual of Conchology vol. VIII p. 363; 1889


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