30749 - Beautiful 2.87 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Alethopteris The hunter continued collecting pieces

The hunter continued collecting pieces in the same area for about 6 months

One of them has small glued but not restored fracture

Prochasmops praecurrens (Schmidt

Pudoproetus

30749 - Beautiful 2.87 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Alethopteris The hunter continued collecting piecesCrotalocephalina 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, Chiozoon, Contracheirurus,