Corynexochina

Corynexochina; Temporal range: Cambrian series 2–Furongian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Trilobita
Order:	Corynexochida
Suborder:	Corynexochina
Families
	Chengkouiidae Zhu 1980; Corynexochidae Angelin 1854; Dinesidae Lermontova 1940; Dolichometopidae Walcott 1916; Dorypygidae Kobayashi 1935; Edelsteinaspididae Hupé 1953; Jakutidae Suvorova 1950; Oryctocephalidae Beecher 1897; Zacanthoididae Swinnerton 1915;

Corynexochina is a poorly understood^{[clarification needed]} subdivision of the trilobite order Corynexochida.^[2]

^ Cite error: The named reference paleodb was invoked but never defined (see the help page).
^ Whittington, H.B. (2009), "The Corynexochina (Trilobita): A Poorly Understood Suborder", Journal of Paleontology, 83 (1): 1–8, Bibcode:2009JPal...83....1W, doi:10.1666/08-047.1