Kranaosphinctes
Appearance
Kranaosphinctes Temporal range:
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Kranaosphinctes species from Madagascar, Oxfordian stage | |
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Genus: | Kranaosphinctes Buckman, 1921
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Kranaosphinctes is an extinct genus of ammonites belonging to the Perisphinctidae family. [1] [2]
Some authors consider Kranaosphinctes a subgenus of the genus Perisphinctes. [3]
Fossil record
Fossils of Kranaosphinctes are found in marine strata of the Upper Jurassic (age range: from 161.2 to 155.7 million years ago.). Fossils are known from some localities of Europe, Argentina, India and Madagascar. [3]
References
- ^ Sepkoski, J.J. Jr. (2002). A compendium of fossil marine animal genera. Sepkoski's Online Genus Database Bulletins of American Paleontology 363: 1–560. Ammonite
- ^ GBIF
- ^ a b Paleobiology Database