Ptychotrygonidae
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| Ptychotrygonidae Temporal range: | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | Rajiformes |
| Suborder: | †Sclerorhynchoidei |
| Family: | †Ptychotrygonidae Kriwet, Nunn, & Klug, 2009[1] |
| Genera | |
Ptychotrygonidae is an extinct family of cartilaginous fish from the Cretaceous period belonging to the suborder Sclerorhynchoidei. This family contains the genera Archingeayia, Asflapristis, Ptychotrygon, Ptychotrygonoides, and Texatrygon.[2]
