Chondrichthyes - Hexanchiformes - Chlamydoselachidae
Parent taxon: Hexanchiformes according to I. Feichtinger et al. 2024
See also Jordan 1963, Nelson et al. 2016, Underwood 2006 and Villafaña et al. 2020
Sister taxa: Crassonotidae, Heptranchidae, Hexanchidae, Hexanchoidei, Komoksodontidae, Orthacodidae, Paraheptranchias, Paranotidanus
Subtaxa: Chlamydoselachus Dykeius Rolfodon
Ecology: nektonic carnivore
Distribution:
• Quaternary of Italy (4 collections)
• Pliocene of Italy (2)
• Miocene of Ecuador (1), Germany (1), Japan (3)
• Oligocene of Czechia (1)
• Eocene of Denmark (1), France (2), the Russian Federation (1), United States (1: Washington)
• Paleocene of Austria (6), Bulgaria (1), Denmark (1), New Zealand (3)
• Cretaceous of Angola (2), Antarctica (2), Austria (2), Canada (2: British Columbia), Germany (1), Japan (7)
Total: 44 collections including 55 occurrences