Viviparus carinifer is an extinct species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Viviparidae, the river snails. It lived between the Bathonian[2] and Bartonian[3] epochs; although it may have persisted into the Oligocene.[3]

Viviparus carinifer
Temporal range:
Bathonian–Bartonian
Drawing of a shell of Viviparus carinifer from its type description.
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
clade Caenogastropoda
informal group Architaenioglossa
Superfamily:
Family:
Subfamily:
Genus:
Species:
V. carinifer
Binomial name
Viviparus carinifer
(Sowerby, 1826)[1]
Synonyms

V. carinifer is often found preserved in Purbeck Marble,[4] although it has also been found in Oxfordshire and Gloucestershire.[1]

Koumpiodontosuchus aprosdokiti feeding on Viviparus carinifer.
Purbeck Marble with shells of Viviparus carinifer.

References

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  1. ^ a b Sowerby J. de C. (1826–29). The Mineral Conchology of Great Britain; or Coloured Figures and Descriptions of Those Remains of Testaceous Animals or Shells, Which Have Been Preserved at Various Times and Depths in the Earth. Volume 6. 230 pp. Richard Taylor, London (series begin by father, J. Sowerby). Tab. 509, fig. 3, page 12.
  2. ^ J. D. Hudson, J. B. Riding, M. I. Wakefield and W. Walton. 1995. Jurassic Paleosalinities and Brackish-water Communities-A Case Study. Palaios 10(5):392-405
  3. ^ a b A. A. Bosma. 1974. Rodent biostratigraphy of the Eocene-Oligocene transitional strata of the Isle of Wight. Utrecht Micropaleontological Bulletins. Special Publication 1:1-113
  4. ^ Blair J., Blair W. J. & Ramsay N. (eds.) (1991). English medieval industries: craftsmen, techniques, products. A&C Black. page 42.