Demospongiae - Agelasida - Sphaeropontiidae
Full reference: R. M. Finks, R. E. H. Reid, and J. K. Rigby. 2004. Porifera (revised) (Demospongea, Hexactinellida, Heteractinida, Calcarea). Treatise on Invertebrate Paleontology E revised(3):1-872
Parent taxon: Agelasida according to R. M. Finks et al. 2004
See also Senowbari-Daryan and Rigby 2015
Sister taxa: Actinostromarianinidae, Actinostromariidae, Amphorithalamiidae, Angullongiidae, Aphrosalpingidae, Astroscleridae, Auriculospongiidae, Blastoporella, Catenispongiidae, Cliefdenellidae, Columnocoelia, Cryptocoeliidae, Exotubispongiidae, Fissispongiidae, Fluegelispongites, Girtycoeliidae, Girtyocoeliidae, Globucatenulaiidae, Glomocystospongiidae, Guadalupiidae, Incertuspongia, Intrasporeocoeliidae, Kemeria, Maeandrostiidae, Milleporellidae, Noritubispongiidae, Olangocoeliidae, Palermocoeliidae, Parastylothalamiidae, Pharetrospongiidae, Phragmocoeliidae, Polyedridae, Preperonidellidae, Radiotrabeculoporidae, Sebargasiidae, Sestrostomellidae, Sobralispongia, Solenolmiidae, Spicidae, Stellispongiellidae, Tabasiidae, Tataouinella, Tenuipariespongia, Thamnonema, Thaumastocoeliidae, Virgolidae
Subtaxa: Sphaeropontia
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Newell 1973 spot locality 4A, Baten beni Zid, Djebel Tebaga (Permian of Tunisia)