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Extinct genus of sharks From Wikipedia, the free encyclopedia
Eorhincodon is an invalid genus of requiem shark[2] from the Late Eocene of Xinjiang, China, originally described as a whale shark.[1] It is currently considered a junior synonym of Rhizoprionodon.[3] The genus was originally erected by Li (1997) to include the species Eorhincodon tianshanensis, but Nessov (1999) used the preoccupied genus in a different paleontological context to include an unrelated species, E. casei, from Late Cretaceous Russian marine strata. A new genus, Pseudomegachasma, was erected in 2015 for E. casei to be transferred into.[4]
Eorhincodon Temporal range: Late Eocene | |
---|---|
Archaeolamna and E.tianshanensis | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Chondrichthyes |
Subclass: | Elasmobranchii |
Subdivision: | Selachimorpha |
Order: | Carcharhiniformes |
Family: | Carcharhinidae |
Genus: | †Eorhincodon Li, 1997[1] |
Species: | †E. tianshanensis |
Binomial name | |
†Eorhincodon tianshanensis Li, 1997 | |
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