Homalonotidae

Homalonotidae
Temporal range: Ordovician–Devonian
Homalonotus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Phacopida
Family: Homalonotidae
Chapman, 1890

Homalonotidae is a family of trilobites that lived from the Ordovician to the Devonian. They are characterised by a shovel-like cephalon (head), and are closely related to the family Calymenidae.[1]

It contains the following genera:[2]

References

  1. ^ Curtis R. Congreve & Bruce S. Lieberman (2008). "Phylogenetic and biogeographic analysis of Ordovician homalonotid trilobites" (PDF). The Open Paleontology Journal 1: 24–32. http://paleo.ku.edu/geo/faculty/BSL/24TOPALOJ.pdf. 
  2. ^ S. M. Gon III. "Order Phacopida". http://www.trilobites.info/ordphacopida.htm. Retrieved November 14, 2010.