Trilobita - Agnostida - Agnostidae

Alternative combination: Acmarhacis typicalis

Synonym: Cyclagnostus yaogongbuensis Lu and Lin 1987

Belongs to Acmarhachis according to Resser 1938

Sister taxa: Acmarhachis acuta, Acmarhachis apicula, Acmarhachis karatauensis, Acmarhachis kindlei, Acmarhachis longispinus, Acmarhachis punctatus, Acmarhachis whittingtoni

Ecology: slow-moving nektonic suspension feeder