Cheirurina
| Cheirurina Temporal range: [1] 
 | |
|---|---|
 
 | |
| Ceraurus pleurexanthemus (Cheiruridae) | |
| Scientific classification  | |
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Clade: | †Artiopoda | 
| Class: | †Trilobita | 
| Order: | †Phacopida | 
| Suborder: | † | 
| Families | |
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
- ^ a b Sam Gon III. "Order Phacopida". Retrieved November 13, 2010.
 - ^ 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.
 
