Rhynchonellata - Spiriferida - Elythidae
Alternative combination: Squamularia nanchuanensis
Full reference: T. C. Lu. 1978. Brachiopod taxonomic names. Palaeontological Atlas of Southwest China - Sichuan Volume 2:233-262
Belongs to Permophricodothyris according to G. R. Shi et al. 2002
Sister taxa: Permophricodothyris affinis, Permophricodothyris bullata, Permophricodothyris caroli, Permophricodothyris cordata, Permophricodothyris elegantula, Permophricodothyris extensa, Permophricodothyris extensiformis, Permophricodothyris globosa, Permophricodothyris grandis, Permophricodothyris guangxiensis, Permophricodothyris inaequilateralis, Permophricodothyris indica, Permophricodothyris iranica, Permophricodothyris jiangshuiensis, Permophricodothyris nodosa, Permophricodothyris notialasiatica, Permophricodothyris ovata, Permophricodothyris rotiformis, Permophricodothyris squamularioides, Permophricodothyris squamularoides, Permophricodothyris subgrandis, Permophricodothyris trigonolaris, Permophricodothyris waageni
Type specimen: Sb 4163. Its type locality is Dapuzi, Nanchuan County, which is in a Wuchiapingian coastal siliciclastic in the Longtan Formation of China.
Ecology: stationary epifaunal suspension feeder
Average measurements (in mm): shell 80.0 x 65.4