30342 - Top Quality 1.22 Inch Colpocoryphe bohemica Ordovician Trilobite - Czech Republic Olenoides Ptychagnostus cuyanus

Ptychagnostus cuyanus

Trilobita - Corynexochida - Oryctocephalidae

Impressive rare pathologically deformed Eremiasaurus rooted tooth in its natural matrix

The exact taxonomic classification is complex given that there are very few published studies that refer to the rests of the Dromaeosauridae family in the North African Upper Cretaceous

Monbaron 1979

30342 - Top Quality 1.22 Inch Colpocoryphe bohemica Ordovician Trilobite - Czech Republic Olenoides Ptychagnostus cuyanusColpocoryphe, Novak and Perner 1918 (trilobite) Trilobita Phacopida Calymenidae PaleoDB taxon number: 21499 Parent taxon: Colpocoryphinae according to C. R. Congreve and B. S. Lieberman 2008 See also Dean 1983, Jell and Adrain 2002 and Sepkoski 2002 Sister taxon: Plaesiacomia Subtaxa: Colpocoryphe adisol, Colpocoryphe arago, Colpocoryphe grandis, Colpocoryphe inopinata, Colpocoryphe rouaulti View classification Ecology: nektobenthic carnivore