Demospongea - Spirosclerophorida - Haplistiidae

Full reference: J. K. Rigby and B. D. E. Chatterton. 1989. Middle Silurian Ludlovian and Wenlockian sponges from Baillie-Hamilton and Cornwallis Islands, Arctic Canada. Geological Survey of Canada Bulletin 391:1-69

Parent taxon: Haplistiidae according to J. K. Rigby and B. D. E. Chatterton 1989

Sister taxa: Boonderooia, Chaunactis, Haplistion, Lewinia, Pemmatites, Taplowia, Warrigalia

Subtaxa: Parodospongia euhydra

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Type: Parodospongia euhydra

Ecology: stationary epifaunal suspension feeder