Arthricocephalus

Arthricocephalus; Temporal range: Late Botomian
Conservation status
	Fossil
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Trilobita
Genus:	Arthricocephalus

Arthricocephalus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the later part of the Botomian stage,^[1] which lasted from approximately 524 to 518.5 million years ago. This faunal stage was part of the Cambrian Period.

References

^ ^a ^b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on 2006-09-05. Retrieved 2008-01-12. {{cite journal}}: Cite has empty unknown parameter: |coauthors= (help); Unknown parameter |deadurl= ignored (|url-status= suggested) (help)

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[Sepkoski-1] Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on 2006-09-05. Retrieved 2008-01-12. {{cite journal}}: Cite has empty unknown parameter: |coauthors= (help); Unknown parameter |deadurl= ignored (|url-status= suggested) (help)

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