Strophomenata - Productida - Productellidae

Alternative combination: Productus (Marginifera) lopingensiformis

Full reference: B. Licharew. 1937. Brachiopoda of the Permian system of USSR, Fasc. I. Permian Brachiopoda of north Caucasus, families Chonetidae Hall et Clarke and Productidae Gray. Paleontology of USSR Monographs 39:1-151

Belongs to Spinomarginifera according to G. V. Kotlyar et al. 2004

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 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

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): valve 20.7 x 21.2