''Eotetragonites'' is an extinct genus of ammonite.
[Sepkoski, Jac]
Sepkoski's Online Genus Database
/ref>
''Eotetragonites'' is considered by some authors a subgenus of '' Eogaudryceras''.[
]
Species
Species within this genus include:[Paleobiology Database]
/ref>
*''Eotetragonites duvali'' (A.V.M.D. D'Orbigny ) †
*''Eotetragonites raspaili'' Breistroffer, 1947 †
*''Eotetragonites rossmatteliformis'' Youtube
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*''Eotetragonites umbilicostriatum'' Collignon 1949
Fossil record
The fossil record of this genus dates back to the Cretaceous
The Cretaceous ( ) is a geological period that lasted from about 143.1 to 66 mya (unit), million years ago (Mya). It is the third and final period of the Mesozoic Era (geology), Era, as well as the longest. At around 77.1 million years, it is the ...
[ (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 ]nekton
Nekton or necton (from the ) is any aquatic organism that can actively and persistently propel itself through a water column (i.e. swimming) without touching the bottom. Nektons generally have powerful tails and appendages (e.g. fins, pleopods, ...
ic carnivores.[
]
See also
* List of ammonite genera
This list of ammonites is a comprehensive listing of Genus, genera that are included in the subclass †Ammonoidea, excluding purely vernacular terms. The list includes genera that are commonly accepted as valid, as well as those that may be inval ...
References
{{Taxonbar, from=Q12256915
Lytoceratina