Strophomenata - Productida - Productellidae

Full reference: T. K. Huang. 1932. Late Permian Brachiopoda of southwestern China. Palaeontologia Sinica, Series B 9(1):1-138

Belongs to Spinomarginifera according to Z. Q. Chen 2005

Sister taxa: Spinomarginifera chengyaoyenensis, Spinomarginifera ciliata, Spinomarginifera ciliata, Spinomarginifera concentrica, Spinomarginifera costata, Spinomarginifera giganta, Spinomarginifera grandis, Spinomarginifera helica, Spinomarginifera intercedens, Spinomarginifera iranica, Spinomarginifera janus, Spinomarginifera jiaozishanensis, Spinomarginifera jisuensis, Spinomarginifera kathwaiensis, Spinomarginifera kueichowensis, Spinomarginifera labaensis, Spinomarginifera lopingensiformis, Spinomarginifera lopingensis, Spinomarginifera plana, Spinomarginifera plena, Spinomarginifera pseudosintanensis, Spinomarginifera pygmaea, Spinomarginifera qaidamensis, Spinomarginifera qiaotingensis, Spinomarginifera semicircridge, Spinomarginifera shizhongensis, Spinomarginifera sichuanensis, Spinomarginifera spatiosa, Spinomarginifera spinosocostata, Spinomarginifera sulcata, Spinomarginifera tuberculatiformis, Spinomarginifera yuduensis

Type specimen: Its type locality is Erhp'u, Locality 1327A, Kueiyang-hsien, which is in a Wuchiapingian carbonate limestone in China

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 36.3 x 47.7, valve 28.0 x 34.2