21561 - Top Well Prepared "Flying" 2.83 Inch Crotalocephalina gibbus Lower Devonian Palaeocarcharodon pathologically deformed Microscutellum

Microscutellum

from the Aoufous Formation and Ifezouane Formation (Kem Kem Basin

Malaysia (2)

Geochemistry: (L

the cephalic spine during the preparation process has been fractured and glued again

21561 - Top Well Prepared "Flying" 2.83 Inch Crotalocephalina gibbus Lower Devonian Palaeocarcharodon pathologically deformed MicroscutellumNice 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,