Gymnolaemata - Cheilostomata - Platyglenidae
Parent taxon: Ascophora according to R. S. Bassler 1953
See also Bock 2006
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, Prostomariidae, Reteporidae, Sertellidae, Spiroporinidae, Stomachetosellidae, Tetraplariidae, Tubucellariidae
Subtaxa: Platyglena Systenostoma
Type: Platyglena
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Limhamn Quarry, Malmö, Mound II-N1, Skane (Paleocene of Sweden)