Parent taxon: Ascophora according to E. Di Martino and P. D. Taylor 2013
See also Berning 2006, Di Martino and Taylor 2015, Gordon 2012, Guha and Gopikrishna 2007, Iturra et al. 2024 and Schmidt 2003
Sister taxa: Basyaylella, Hippothoomorpha, Lepraliomorpha
Subtaxa: Chorizoporidae Dysnoetoporidae Haplopomidae Hippothoidae Pasytheidae Trypostegidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Quaternary of Greece (1 collection), Greenland (1), Italy (3), New Zealand (3), United States (2: California, Florida)
• Pliocene of Antarctica (4), Greece (1), New Zealand (3), Portugal (1), Spain (3)
• Miocene of Algeria (1), Argentina (1), Brazil (1), Colombia (1), France (1), India (3), Indonesia (1), Morocco (1), New Zealand (1), Panama (2), Romania (1), Spain (6)
• Oligocene of United States (9: Alabama, Mississippi)
• Eocene of New Zealand (1), the United Kingdom (1), United States (3: Alabama, Florida)
• Cretaceous of Australia (3), the Netherlands (1), United States (8: Alabama, Colorado, Tennessee, Wyoming)
Total: 68 collections including 73 occurrences