Chondrichthyes - Chimaeriformes
Parent taxon: Chimaeroidei according to S. Gouiric-Cavalli et al. 2015
See also Hay 1902, Nelson 2006, Popov et al. 2020 and Popov et al. 2025
Sister taxa: Anteliochimaera, Callorhinchidae, Callorhinchoidea, Chalcodus, Chimaeridae, Eomanodon, Rhinochimaeridae
Subtaxa: Chimaerotheca Edaphodontidae
Type: Chimaera
Ecology: nektobenthic carnivore
Distribution:
• Pliocene of Australia (1 collection)
• Miocene to Pliocene of Australia (1)
• Miocene of Australia (2), Belgium (1), France (2)
• Eocene of the Russian Federation (1), Ukraine (1), the United Kingdom (7), United States (2: Georgia, New Jersey)
• Paleocene of France (2), the Russian Federation (2), United States (5: Mississippi, New Jersey, Virginia)
• Cretaceous to Paleogene of New Zealand (1), United States (2: New Jersey)
• Cretaceous of Antarctica (1), Canada (3: Alberta, British Columbia, Saskatchewan), Chile (2), France (1), Portugal (1), the Russian Federation (6), Spain (1), the United Kingdom (3), United States (11: Alabama, New Jersey)
• Triassic of New Zealand (1)
Total: 60 collections including 70 occurrences