†family Ulospongiellidae Rigby and Collins 2004 (demosponge)
Demospongiae - Heteroscleromorpha - Ulospongiellidae
Full reference: J. K. Rigby and D. Collins. 2004. Sponges of the Middle Cambrian Burgess Shale and Stephen Formations, British Columbia. Royal Ontario Museum Contributions in Science 1:1-155
Parent taxon: Heteroscleromorpha according to K. A. Kolesnikov et al. 2024
See also Finks et al. 2004
Sister taxon: Spongillida
Subtaxa: Hapalospongia Neomenispongia Ulospongiella
Type: Ulospongiella
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cambrian of Canada (2: British Columbia collections)
Total: 2 collections including 3 occurrences