†family Intrasporeocoeliidae (demosponge)
Parent taxon: Agelasida according to R. M. Finks et al. 2004
Sister taxa: Aphrosalpingidae, Astroscleridae, Auriculospongiidae, Catenispongiidae, Cliefdenellidae, Columnocoelia, Cryptocoeliidae, Exotubispongiidae, Fissispongiidae, Girtyocoeliidae, Glomocystospongiidae, Guadalupiidae, Madonia, Maeandrostiidae, Olangocoeliidae, Palermocoeliidae, Parastylothalamiidae, Pharetrospongiidae, Preperonidellidae, Radiotrabeculoporidae, Sestrostomellidae, Sphaeropontiidae, Spicidae, Stellispongiellidae, Tataouinella, Thaumastocoeliidae, Virgolidae
Subtaxa: Belyaevaspongia, Delijania, Intrasporeocoelia, Intrasporocoelia, Rahbahthalamia, Rhabadactinia, Rhabdactinia
Type: Intrasporeocoelia
Ecology: stationary epifaunal suspension feeder