Alternative spellings: Ascophora, Ascophora
Parent taxon: Neocheilostomina according to B. Berning 2006
See also Bassler 1953, Boardman and Cheetham 1987, Brown 1952, Brown 1956, Brown 1958, Canu and Bassler 1935, Cheetham 1962, Cheetham 1972, Di Martino and Taylor 2013, Di Martino and Taylor 2015, Gordon et al. 1994, Gordon and Taylor 1999, Grischenko and Gordon 2004, Guha and Gipikrishna 2007, Pouyet 2000, Schmidt 2003, Scolaro 1970, Zagorsek et al. 2010 and Zagorsek and Gordon 2013
Sister taxa: Adeonoidea, Cellarioidea, Celleporoidea, Schizoporelloidea, Siphonicytaroidea
Subtaxa: 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 Prostomariidae Reteporidae Sertellidae Spiroporinidae Stomachetosellidae Tetraplariidae Tubucellariidae