Trilobita - Ptychopariida - Ptychopariidae

Full reference: J. L. Yuan, Y. L. Zhao, Z. Z. Wang, Z. Zhen, and X. Y. Chen. 1997. A preliminary study on Lower-Middle Cambrian boundary and trilobite fauna at Balang, Taijiang, Guizhou, south China. Acta Palaeontologica Sinica 36(4):494-524

Belongs to Parashuiyuella according to J. L. Yuan et al. 1997

Sister taxon: Parashuiyuella subcylindrica

Type specimen: Its type locality is Balang, 5, which is in a Duyunian slope mudstone/shale in the Kaili Formation of China

Ecology: fast-moving low-level epifaunal carnivore