Chondrichthyes - Chimaeriformes - Callorhynchidae
Parent taxon: Chimaeriformes according to B. W. Kent 2018
Sister taxa: Amylodon, Chimaeroidei, Chimeroidei, Crassidonta, Echinochimaeroidei, Icthypriapus, Myracanthiodei, Myriacanthoidei, Squalorajoidei
Subtaxa: none
Ecology: nektobenthic carnivore
Distribution:
• Pliocene of Australia (2 collections), New Zealand (1)
• Miocene of Australia (2), Peru (1)
• Eocene of Antarctica (3), Chile (1)
• Paleocene of United States (9: Alabama, California, Illinois, Maryland, Mississippi, New Jersey, South Carolina, Texas)
• Cretaceous to Paleogene of United States (1: New Jersey)
• Cretaceous of New Zealand (1), the Russian Federation (4), United States (28: Delaware, Maryland, Minnesota, Montana, New Jersey, North Carolina, North Dakota, South Dakota)
• Jurassic of France (2), Germany (2), the Russian Federation (1), Spain (2), the United Kingdom (4)
Total: 64 collections including 70 occurrences