Parent taxon: Entactinaria according to P. De Wever et al. 2001
Sister taxa: Braginella, Centrocubidae, Ellisus, Eptingiidae, Haplentactinia, Haplentactiniidae, Heptacladidae, Hexalonchidae, Hexastylidae, Hindeosphaeridae, Inaniguttidae, Kahlerosphaera, Kungalariidae, Multiarcusellidae, Palaeolithocycliidae, Palaeoscenidiidae, Pentactinocarpidae, Polyentactiniidae, Protoentactiniacea, Proventocitidae, Pylentonemidae, Quinquecapsulariidae, Radium, Rhizosphaeridae, Saturnalidae, Sphaeroentactiniidae, Spongentactiniidae, Spongosaturnaloididae, Thalassothamnidae
Subtaxa: Astroentactinia, Astroentactiniinae, Callella, Copicyntra, Cubaxonium, Entactinia, Entactiniinae, Entactinosphaera, Fenestrula, Gracilentactinia, Klaengspongus, Magnentactinia, Magnisphaera, Megaporus, Oruatemanua, Paracopicyntra, Paratriposphaera, Radiobisphaera, Shinkaiera, Stygmosphaerostylus, Uberinterna, Wuyia
Ecology: passively mobile planktonic omnivore