Rhynchonellata - Rhynchonellida
Parent taxon: Rhynchonellida according to A. Williams et al. 2002
See also Savage and Goodwin 1998
Sister taxa: Ancistrorhynchoidea, Antistrixia, Apodosiidae, Areella, Asiarhynchia, Atlanticocoelia, Barzellinia, Basilioloidea, Beichuanrhynchus, Borealirhynchia, Camarotoechioidea, Camarotoechioides, Cardinirhynchiidae, Corrugatimediorostrum, Cyclothyridae, Dimerelloidea, Donella, Dorsisinus, Hemithiridoidea, Hypoleiorhynchus, Isjuminelina, Jacoburbirostridae, Lambdarinoidea, Langkawia, Laosia, Latirhynchia, Leiorhynchoides, Linxiangxiella, Miaohuangrhynchus, Mongolirhynchia, Neimongolella, Norelloidea, Omolonorhynchia, Paratetratomia, Paryphorhynchopora, Payuella, Perakia, Platyglossariorhynchus, Plekonina, Pompoecilorhynchus, Praecyclothyrididae, Protorhyncha, Pseudonudirostra, Pseudopugnax, Pugnacoidea, Rhynchonella guadalupae, Rhynchonella mundula, Rhynchonelloidea, Rhynchonelloidea, Rhynchoporoidea, Rhynchotetradoidea, Rhynchotrematoidea, Rhynchotretaoides, Rhynchotretina, Sacothyropsis, Salairotoechia, Sichuanrhynchus, Stenoscismatidina, Straelenia, Tanerhynchia, Tatjamoa, Togaella, Uralotoechia, Wellerelloidea, Wulungguia, Yanbianella, Yarirhynchia, Yunshanella
Subtaxa: Eatoniidae Glossinotoechiidae Hadrorhynchiidae Hebetoechiidae Hypothyridinidae Innaechiidae Obturamentellidae Uncinulidae
Ecology: stationary epifaunal suspension feeder