21254 - Great Collection of 15 Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobites Otarion Some cephalons of Nankinolithus can

Some cephalons of Nankinolithus can also be observed in the same matrix

Orthoceras elegantulum

Pyrite's metallic luster and pale brass-yellow hue give it a superficial resemblance to gold

26 (N=17) Classifier: M

21254 - Great Collection of 15 Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobites Otarion Some cephalons of Nankinolithus canGreat collection of 15 well prepared specimens. 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,