†family Polycoscinidae Debrenne 1964 (archaeocyath sponge)
Archaeocyatha - Ajacicyathida - Polycoscinidae
Parent taxon: Polycoscinoidea according to F. Debrenne et al. 2015
Sister taxa: Anaptyctocyathidae, Veronicacyathidae, Zonacoscinidae
Subtaxa: Lunulacyathus Polycoscinus
Type: Polycoscinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cambrian of Antarctica (2 collections), Australia (7), Falkland Islands (Malvinas) (1)
Total: 10 collections including 23 occurrences