30735 - Well Prepared 1.16 Inch Cyphaspis (Otarion) cf. boutscharafinense Devonian Trilobite Mosasaurus hoffmanni Its preservation is exceptional

Its preservation is exceptional

Orthoceras elegantulum

For example

Top Beautiful specimen

30735 - Well Prepared 1.16 Inch Cyphaspis (Otarion) cf. boutscharafinense Devonian Trilobite Mosasaurus hoffmanni Its preservation is exceptionalOtarion, Zenker 1833 (trilobite) Trilobita Proetida Aulacopleuridae Synonyms: Conoparia Hawle and Corda 1847 (no. 155231), Otarionella Weyber 1965 (no. 21276) Parent taxon: Aulacopleuridae according to P. A. Jell and J. M. Adrain 2003 See also Jell and Adrain 2002, Sepkoski 2002, Thomas and Owens 1978 and Whittington 1941 Sister taxa: Aulacopleura, Aulacopleurinae, Coignouina, Cyphaspides, Dixiphopyge, Goodsiraspis, Maurotarion, Namuropyge,