Trilobita - Ptychopariida - Asaphiscidae

Synonyms: Emmrichella Walcott 1911, Liaoyangaspis Chang 1957

Parent taxon: Asaphiscidae according to Z. Zhou and Y. Zhen 2008

Sister taxa: Asaphiscus, Blainia, Blountiella, Blountina, Cinnella, Kaninia, Luyanhaoaspis, Mindycrusta, Paraorlovia

Subtaxa: Lioparia theano

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Ecology: fast-moving low-level epifaunal carnivore