Eotetragonites

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Eotetragonites
Temporal range: Cretaceous
Gaudryceratidae - Eotetragonites species.JPG
Fossil of Eotetragonites species
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida †
Family:
Gaudryceratidae †
Genus:
Eotetragonites †

Eotetragonites is an extinct genus of ammonite.[1]

Eotetragonites is considered by some authors an alternative spelling of Eogaudryceras.[2]

Species[]

Species within this genus include:[2]

  • Eotetragonites duvali (A.V.M.D. D'Orbigny ) † [3]
  • Eotetragonites raspaili Breistroffer, 1947 † [4]
  • Eotetragonites rossmatteliformis [5]
  • Eotetragonites umbilicostriatum Collignon 1949

Fossil record[]

The fossil record of this genus dates back to the Cretaceous[1] (age range: from 112.6 to 99.7million years ago). Fossils of species within this genus have been found in Egypt, France, Madagascar, South Africa and United States (California). These cephalopods were fast-moving nektonic carnivores.[2]

See also[]

References[]

  1. ^ a b Sepkoski, Jack Sepkoski's Online Genus Database
  2. ^ a b c Paleobiology Database
  3. ^ E. duvali at WMSDB - Worldwide Mollusc Species Data Base
  4. ^ E. raspaili at WMSDB - Worldwide Mollusc Species Data Base
  5. ^ Youtube
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