Gymnolaemata - Cheilostomata - Prostomariidae
Parent taxon: Ascophora according to R. S. Bassler 1953
Sister taxa: Acanthostega, Basyaylella, Bifaxariidae, Catenicelloidea, Celleporariidae, Cleidochasmatidae, Conescharellinidae, Crepidacanthidae, Euthyrisellidae, Euthyroididae, Fusicellariidae, Hippoporinidae, Hippothooidea, Hippothoomorpha, Lekythoporidae, Lepraliomorpha, Mucronellidae, Myriozoidae, Nephroporidae, Onchoporidae, Parmulariidae, Petraliidae, Phylactellidae, Phylactelliporidae, Platyglenidae, Reteporidae, Sertellidae, Spiroporinidae, Stomachetosellidae, Tetraplariidae, Tubucellariidae
Subtaxa: Prostomaria
Type: Prostomaria
Ecology: stationary epifaunal suspension feeder
Distribution: found only at King Island, Seal River (Miocene of Australia)