07538 - Astonishing 2.85 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Shark vertebrae Beautiful coprolite from the Upper

Beautiful coprolite from the Upper Cretaceous deposits of southern Morocco

It small tiny glued fracture

Reed 1918 (trilobite)

Its size is enormous compared to the specimens that are usually found in this taxon

Heliocephalus

07538 - Astonishing 2.85 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Shark vertebrae Beautiful coprolite from the UpperNice and well prepared specimen. Crotalocephalina sp, Pibyl and Vanek 1964 (trilobite) Trilobita Phacopida Cheiruridae Parent taxon: Cheiruridae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Sister taxa: Acanthoparyphinae, Anasobella, Ancyginaspis, Arcticeraurinella, Areia, Areiaspis, Borealaspis, Bornholmaspis, Ceraurinium, Ceraurinus, Cerauroides, Cerauromeros, Cerauropeltis, Ceraurus, Chacomurus, Cheirurinae, Cheirurus,