Synonym: Rhipidomellida Schuchert 1913 [replaced name]
Parent taxon: Rhynchonellata according to M. Liljeroth et al. 2017
See also Benedetto 2003, Bengtson 1992, Hansen and Holmer 2011, Hints 2014, Hints and Harper 2015, Isaacson et al. 1976, Jakobsen et al. 2014, Jin and Chatterton 1997, Kotlyar et al. 2004, Mitchell 1977, Neuman and Bruton 1974, Popov et al. 2009, Rubel 2011, Sepkoski 2002, Williams et al. 2000, Zuykov and Harper 2007 and Zuykov et al. 2008
Sister taxa: Athyridida, Atrypida, Cadomelloidea, Cardiarinidae, Dentatrypa, Mongolellidae, Pentamerida, Protorthida, Rhynchonellida, Spiriferida, Spiriferinida, Terebratulida, Thecideida, Tropidoleptidae
Subtaxa: Bethia Dalmanellidina Fehamya Glypterina Kundatella Orthidina Orthina Sphenorthis
Ecology: stationary epifaunal suspension feeder