Fossarina petterdi

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Fossarina petterdi
Fossarina petterdi 001.jpg
Drawing with two views of a shell of Fossarina petterdi
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Trochidae
Genus: Fossarina
Species:
F. petterdi
Binomial name
Fossarina petterdi
Crosse, H., 1870
Synonyms
  • Fossarina simpsoniTenison-Woods, 1876
  • Minos petterdiHutton, F.W. 1884

Fossarina petterdi is a species of very small sea snail, a marine gastropod mollusc or micromollusk in the family Trochidae, the top snails. [1]

Description

The shell grows to a length of 4 mm. The shell is narrowly umbilicated, faintly spirally striate, with hardly visible longitudinal striae. It is dark purplish black, with a few irregular white markings. The three whorls are convex. The body whorl is large and rounded. The umbilical region is white. The interior is greenish black, showing the external white markings. The thin, horny operculum is multispiral. [2]

Distribution

This marine species is endemic to Australia and occurs off South Australia, Tasmania and Victoria

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References

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