''Emmrichops'' is a genus of average size

trilobite Trilobites (; meaning "three lobes") are extinct marine arthropods that form the class Trilobita. Trilobites form one of the earliest-known groups of arthropods. The first appearance of trilobites in the fossil record defines the base of the ...

(about ), assigned to the

Cyclopygidae Cyclopygidae is a family of asaphid trilobites from the Ordovician. Cyclopygids had aextratropicaldistribution, and there is evidence that they lived in darker parts of the water column (around 175m deep). Cyclopygids are characterized by enl ...

family, that lived during the Middle Ordovician (Llanvirn), and have been found in what are today the Czech Republic and in Wales. Like other cyclopygids, it has huge eyes, that occupy almost the entire free cheeks (or librigenae), six thorax segments and a wide tail shield. Like the other cyclopygids, ''Emmrichops'' probably lived hunting plankton in the water column. Only one species, ''E. planicephala'', has been described sofar.

Etymology

''Emmrichops'' was named in honor of the German geologist Hermann Emmrich (1815–1879).

Distribution

* ''Emmrichops planicephala'' is known from the Ordovician of Wales (''Hustedograptus teretiusculus'' biozone, Llanfawr Mudstones Formation, Builth inlier, Llandeilian Stage of the Llanvirn Series) and the Czech Republic (Dobrotiva Formation, near Svatá Dobrotivá, Vokovice and Veleslavín, all Prague Basin).

References

Cyclopygidae Asaphida genera Ordovician trilobites Fossils of Great Britain Fossils of the Czech Republic {{Asaphida-stub