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Gateway to the Paleobiology Database
†order Spirophorida Bergquist and Hogg 1969 (demosponge)

Demospongea - Tetractinomorpha

PaleoDB taxon number: 146753

Parent taxon: Tetractinomorpha according to R. K. Bambach et al. 2007

Sister taxa: Alpinothalamiidae, Axinellida, Belemnospongia, Criccospongiidae, Hadromerida, Streptosclerophorida

Subtaxa: Samidae

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Ecology: stationary epifaunal suspension feeder