Trilobita - Corynexochida - Oryctocephalidae

Parent taxon: Oryctocephalidae according to P. A. Jell and J. M. Adrain 2003

Sister taxa: Arthricocephalus, Changaspis, Cheiruroides, Curvoryctocephalus, Duyunaspis, Euarthricocephalus, Feilongshania, Goldfieldia, Hunanocephalus, Kunshanaspis, Metabalangia, Metarthricocephalus, Microryctocara, Oryctocara, Oryctocarinae, Oryctocephalina, Oryctocephalites, Oryctocephaloides, Oryctocephalops, Oryctocephalus, Ovatoryctocara, Paleooryctocephalus, Parachangaspis, Protoryctocephalus, Sandoveria, Shabaella, Tonkinella

Subtaxa: none

Ecology: nektobenthic carnivore