†family Ethmophyllidae Okulitch 1937 (archaeocyath sponge)
Archaeocyatha - Ajacicyathida - Ethmophyllidae
Parent taxon: Ethmophylloidea according to F. Debrenne et al. 2015
See also Kerner et al. 2011
Sister taxa: Carinacyathidae, Fallocyathidae, Gloriosocyathidae, Kijacyathidae
Subtaxa: Angaricyathus Aulocricus Cordilleracyathus Dupliporocyathus Ethmophyllum Kolbicyathus Parethmophyllum Squamosocyathus Stephenicyathus
Type: Ethmophyllum
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cambrian of Canada (17: British Columbia, Northwest Territories, Yukon collections), Mexico (7), the Russian Federation (18), United States (9: California, Nevada, New Jersey, Virginia)
Total: 51 collections including 68 occurrences