Parent taxon: Demospongia according to J.-S. Fan et al. 2002
See also Rigby et al. 1994, Senowbari-Daryan and Stanley 1998 and Stanley 1998
Sister taxa: Agelasida, Atrochaetetes, Bauneia, Blastochaetetes, Burgundiidae, Ceractinomorpha, Chaetetida, Chondrosida, Choristida, Clavaxinellida, Consinocodium, Desmacellidae, Dictyonellidae, Epipolasida, Guadalupiida, Hadromerida, Halichondrida, Haplosclerida, Hemiasterellidae, Heteroscleromorpha, Infexiostella, Janussenia, Karatubulus, Keratosa, Lithistida, Lovcenipora, Meandripetra, Metschnikowia, Myxospongiae, Operculospongia, Paraaplysinofibria, Petrosina, Poecilosclerida, Polymastidae, Ptychochaetetes, Raspailiidae, Riasanospongia, Scopalinidae, Spongillina, Spongiopsammia, Stelligeridae, Tabulospongida, Tetractinellida, Tetractinomorpha, Timeidae, Trachycladidae, Vauxiidae, Verticillitida
Subtaxa: Deningeriidae
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: there are no occurrences of Permosphincta in the database