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Family Petrosiidae van Soest 1980 (demosponge)

Demospongea - Haplosclerina

PaleoDB taxon number: 82991

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

Sister taxa: Corralio, Esperites, Eurydiscites, Euzkadiella, Guitarra, Hispidopetra, Nepheliospongia, Newellia, Palaeocallyoides, Petrosistroma, Petrosites, Thalamnohaliclona, Toriscodermia

Subtaxa: Propetrosia

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Ecology: stationary intermediate-level epifaunal suspension feeder