Strophomenata - Productida - Productellidae

Alternative combination: Waagenoconcha yuduensis

Full reference: S. Hu and Y. G. Jin. 1982. Brachiopod taxonomic names. Palaeontological Atlas of East China 2:186-256

Belongs to Spinomarginifera according to M. E. Clapham 2011

Sister taxa: Spinomarginifera alpha, 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

Type specimen: Nanjing Inst Geol Min Res Br014. Its type locality is Duanwu Section, Chetou, Yudou County, which is in a Wordian marine limestone in the Xiaojiangbian Formation of China.

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 23.2 x 24.5, valve 21.9 x 25.6