Cheirurina

Cheirurina Temporal range: Furongian–Givetian PreꞒ Ꞓ O S D C P T J K Pg N [1]
Ceraurus pleurexanthemus (Cheiruridae)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	† Trilobita
Order:	† Phacopida
Suborder:	† Cheirurina
Families
† Cheiruridae † Encrinuridae † Pilekiidae † Pliomeridae

Cheirurina is a suborder of the trilobite order Phacopida. Known representatives range from the uppermost Cambrian (upper Furongian) to the end of the Middle Devonian (Givetian). ^{[1] [2]} Cheirurina is made up of a morphologically diverse group of related families.

References

1. Sam Gon III. "Order Phacopida" . Retrieved November 13, 2010.
2. J.M. Adrain (2014). "20. A synopsis of Ordovician trilobite distribution and diversity". In D.A.T. Harper; T. Servais (eds.). Early Palaeozoic Biogeography and Palaeogeography. Memoirs of the Geological Society of London. Vol. 38. Geological Society of London. p. 490. ISBN   978-1862393738.