†subfamily Protopsephurinae Grande and Bemis 1996 (paddlefish)

Osteichthyes - Acipenseriformes - Polyodontidae

Full reference: L. Grande and W. E. Bemis. 1996. Interrelationships of Acipenseriformes, with comments on "Chondrostei". In: M. L. J. Stiassny, L. R. Parenti & G. D. Johnson (eds.), Interrelationships of Fishes. Academic Press, San Diego 85-115

Parent taxon: Polyodontidae according to J. S. Nelson et al. 2016

See also Grande and Bemis 1996 and Grande et al. 2002

Sister taxa: Hesperopsephurus, Pholidurus, Psephuroides

Subtaxa: Polyodonti Protopsephurus

View classification

Ecology: nektobenthic carnivore

Distribution:

• Paleocene of United States (1: Montana collection)

• Cretaceous of China (3), United States (5: Montana, New Mexico, Wyoming)

Total: 9 collections each including a single occurrence

Show more details