Rhynchonellata - Spiriferida - Spiriferellidae

Full reference: A. W. Grabau. 1931. The Permian of Mongolia. Natural History of Asia 4:1-665

Belongs to Spiriferella according to L. Lee and F. Gu 1980

Sister taxa: Spiriferella antefurcata, Spiriferella arctica, Spiriferella australasica, Spiriferella bituchensis, Spiriferella borealica, Spiriferella burgaliensis, Spiriferella calcarata, Spiriferella clypeata, Spiriferella consimilis, Spiriferella cundlegoensis, Spiriferella embrithes, Spiriferella etheridgei, Spiriferella gloverae, Spiriferella gravis, Spiriferella hinganensis, Spiriferella interplicata, Spiriferella jilongensis, Spiriferella keilhavii, Spiriferella keilhaviiformis, Spiriferella lata, Spiriferella leviplica, Spiriferella levis, Spiriferella loveni, Spiriferella magna, Spiriferella modesta, Spiriferella mugunica, Spiriferella nepalensis, Spiriferella orientensis, Spiriferella ovata, Spiriferella persaranae, Spiriferella personata, Spiriferella primaeva, Spiriferella propria, Spiriferella pseudodraschei, Spiriferella pseudotibetana, Spiriferella rajah, Spiriferella salteri, Spiriferella saranae, Spiriferella scobina, Spiriferella scobinoidea, Spiriferella scopulosus, Spiriferella sinica, Spiriferella subsalteri, Spiriferella sulcifer, Spiriferella supplanta, Spiriferella tetralobata, Spiriferella turusica, Spiriferella unicostata, Spiriferella vaskovskii, Spiriferella vojnowskii, Spiriferella wangi, Spiriferella wimanni, Spiriferella yukonensis

Type specimen: Its type locality is Jisu Honguer 1192, Marginifera typica Bed, which is in a Wordian carbonate limestone in the Zhesi Formation of China

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 37.9 x 36.0