Demospongea - Spirosclerophorida - Haplistiidae

Full reference: R. M. Finks. 1960. Late Paleozoic sponge faunas of the Texas region: The siliceous sponges. Bulletin of the American Museum of Natural History 120(1):1-160

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

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

Subtaxa: Chaunactis foliata, Chaunactis kaera, Chaunactis malkowskii

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Ecology: stationary epifaunal suspension feeder