†Tangshanaspis Zhou and Zhang 1978 (trilobite)
Parent taxon: Missisquoiidae according to Z. L. Zhu and H. W. Wittke 1989
Sister taxa: Hardyia, Lunacrania, Missisquoia, Parakoldinioidia, Pseudokoldinioidia, Tasmanocephalus
Subtaxa: Tangshanaspis zhaogezhuangensis
Type: Tangshanaspis zhaogezhuangensis
Ecology: fast-moving low-level epifaunal carnivore