Английская Википедия:Eotetragonites
Материал из Онлайн справочника
Eotetragonites is an extinct genus of ammonite.[1]
Eotetragonites is considered by some authors a subgenus 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