21557 - Top Well Prepared "Flying" 3.11 Inch Paralejurus spatuliformis Devonian Cambropallas Impressive well preserved Onchopristis tooth

Impressive well preserved Onchopristis tooth

and refers to the cracks/separations in this kind of rock

and the strong and well defined longitudinal stretch marks can be observed

many mantled by

only two different pterosaur taxons have been described

21557 - Top Well Prepared "Flying" 3.11 Inch Paralejurus spatuliformis Devonian Cambropallas Impressive well preserved Onchopristis toothNicely well preserved and prepared specimen. Paralejurus sp, Hawle and Corda 1847 (trilobite) Trilobita Corynexochida Styginidae Parent taxon: Styginidae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Sister taxa: Alceste, Ancyropyge, Arctipeltis, Australoscutellum, Bojoscutellum, Breviscutellum, Bumastinae, Cekovia, Cornuscutellum, Cybantyx, Decoroscutellum, Delgadoa, Dentaloscutellum, Dulanaspis, Ekwanoscutellum, Failleana,