07536 - Top Quality 2.31 Inch Paralejurus spatuliformis Devonian Trilobite Gastropods Cerauroides

Cerauroides

Its robust lateral serrations are distributed along the edge up until the sharp tip

You can also see a partially disarticulated calyx with its corresponding arms

Bardet & Pereda Suberbiola

The details of the osseous structure of the root are astonishingly well defined

07536 - Top Quality 2.31 Inch Paralejurus spatuliformis Devonian Trilobite Gastropods CerauroidesNicely 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,