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Cassis (gastropod)

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Cassis
Temporal range: Paleocene - Recent
A shell of Cassis cornuta
Five views of a shell of Cassis cornuta
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Tonnoidea
Family: Cassidae
Genus: Cassis
Scopoli, 1777
Type species
Buccinum cornutum
Species

See text

Synonyms[1]
  • Cassidea Bruguière, 1789
  • Cassis (Cassis) Scopoli, 1777· accepted, alternate representation
  • Cassis (Hypocassis) Iredale, 1927· accepted, alternate representation
  • Cassis (Morionella) Dall, 1909 †· accepted, alternate representation
  • Goniogalea Mörch, 1857
  • Hypocassis Iredale, 1927
  • Nannocassis Iredale, 1927

Cassis, common name the helmet shells, is a genus of very large sea snails, marine gastropod mollusks in the family Cassidae, the helmet shells and their allies.[1] This is the type genus of the subfamily Cassinae.

Species

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The genus Cassis includes extant and extinct species:[1][2]

Fossils of the sea snails within this genus have been found all over the world in sediments from Paleocene to Recent (age range: 66 to 0 million years ago).[2]

Fossil shell of Cassis mammillaris
Species brought into synonymy
[1]

References

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  1. ^ a b c d Bouchet, P. (2014). "Cassis Scopoli, 1771". WoRMS. World Register of Marine Species. Retrieved 24 July 2014.
  2. ^ a b Fossilworks
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