Kayserops is a trilobite in the order Phacopida, that existed during the lower Devonian in what is now Germany. It was described by Delo in 1935, and the type species is Kayserops kochi, which was ori

Phacopida is an order of trilobites that lived from the Late Cambrian to the Late Devonian. It is made up of a morphologically diverse assemblage of taxa in three related suborders.