Biology:Oscilla annulata

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Short description: Species of gastropod

Oscilla annulata
Oscilla annulata 001.png
Drawing of a shell of Oscilla annulata
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Family: Pyramidellidae
Genus: Oscilla
Species:
O. annulata
Binomial name
Oscilla annulata
(A. Adams 1855)
Synonyms
  • Miralda annulata (A. Adams, 1854)
  • Pyramidella (Oscilla) annulata A. Adams 1855 (basionym)

Oscilla annulata is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.[1]

Description

The length of the whitish shell measures 5 mm. The numerous whorls of the teleoconch are flattened, and spirally ribbed. Their interstices are longitudinally striated. The columella has a single posterior plication. The lip is subcrenulated, the interior lirate.[2]

Distribution

This marine species occurs in the demersal zone off the Philippines, Singapore and Japan.

References

Wikidata ☰ Q7106398 entry