Alternative spelling: Acanthostegomorpha
Parent taxon: Ascophorina according to B. Berning 2006
See also Bassler 1953 and Schmidt 2003
Sister taxa: Basyaylella, Bifaxariidae, Catenicelloidea, Celleporariidae, Cleidochasmatidae, Conescharellinidae, Crepidacanthidae, Euthyrisellidae, Euthyroididae, Fusicellariidae, Hippoporinidae, Hippothooidea, Hippothoomorpha, Lekythoporidae, Lepraliomorpha, Mucronellidae, Myriozoidae, Nephroporidae, Onchoporidae, Parmulariidae, Petraliidae, Phylactellidae, Phylactelliporidae, Platyglenidae, Prostomariidae, Reteporidae, Sertellidae, Spiroporinidae, Stomachetosellidae, Tetraplariidae, Tubucellariidae
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Acanthostega in the database