Ptychotrygon
| Ptychotrygon Temporal range: Cretaceous,
| |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Superorder: | Batoidea |
| Order: | Rajiformes |
| Suborder: | †Sclerorhynchoidei |
| Family: | †Ptychotrygonidae |
| Genus: | †Ptychotrygon Jaekel 1894 |
Ptychotrygon is a genus of sawfish-like Cretaceous ray whose fossils have been found worldwide.[1] It is the only genus in the family Ptychotrygonidae.[2]
References
- ^ "Fossilworks: Ptychotrygon". fossilworks.org. Retrieved 2016-04-11.
- ^ "Fossilworks: Ptychotrygonidae". fossilworks.org. Retrieved 2016-04-11.
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