Sclerorhynchoidei

Sclerorhynchoidei
Temporal range: Cretaceous - Paleogene, 130-55 Ma
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Order: Sclerorhynchiformes
Suborder: Sclerorhynchoidei
Cappetta, 1980
Families

Sclerorhynchidae
Ptychotrygonidae

Sclerorhynchoidei is an extinct suborder of sclerorhynchiform rays with saw-like rostrums. They include the orders Sclerorhynchidae and Ptychotrygonidae.[1] They were a rather long-lived group, living from the Cretaceous to the early Eocene, until they became extinct for unknown reasons and were replaced by their close relatives the pristiformes.

References

  1. "Fossilworks: Sclerorhynchoidei". fossilworks.org. Retrieved 2016-04-09.
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