†family Heliospongiidae Finks 1960 (demosponge)

Demospongiae - Protomonaxonida - Heliospongiidae

Parent taxon: Protomonaxonida according to R. M. Finks et al. 2004

See also Rigby et al. 1998

Sister taxa: Choiidae, Halichondritidae, Hamptoniidae, Hazeliidae, Leptomitidae, Lobatospongia, Mahalospongiidae, Piraniidae, Sinospongiidae, Sollasellidae, Takakkawiidae, Tethyidae, Ulospongiellidae, Wapkiidae

Subtaxa: Coelocladia Coelocladiella Heliospongia Neoheliospongia Spitsbergenia

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Type: Heliospongia

Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution:

• Permian of China (8 collections), Greece (1), Italy (1), Svalbard and Jan Mayen (1), Tunisia (8), United States (39: New Mexico, Texas)

• Carboniferous of Spain (3), United States (8: Colorado, New Mexico, Texas)

• Devonian of Australia (1)

Total: 70 collections including 72 occurrences

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