30309 - Top Beautiful 2.10 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Niobella lindstroemi †Carinodens belgicus

†Carinodens belgicus

08 Inch = 2

a partial skeleton

n=17) and scattered small CAIs set in a brown matrix

and Ordinary chondrites (type 4-7) Comments: Approved 18 Mar 2013

30309 - Top Beautiful 2.10 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Niobella lindstroemi †Carinodens belgicusCrotalocephalina 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,