Rhynchonellata - Rhynchonellida - Trigonirhynchiidae

Synonym: Wenxianirhynchus

Parent taxon: Hemitoechiinae according to A. Williams et al. 2002

Sister taxa: Bathyrhyncha, Browneella, Centrorhynchus, Dalerhynchus, Dushanirhynchia, Hemitoechia, Lenatoechia, Libyaerhynchus, Losvia, Luterella, Pampoecilorhynchus, Paurogastroderhynchus, Ptychomaletoechia, Tabarhynchus, Yanetechia

Subtaxa: none

Ecology: stationary epifaunal suspension feeder