Encrinurus octonarius
Top beautiful specimen of Palaeophis Magrebianus from the formation Ouled Abdoun Basin (Phosphate beds) located in Oued Zem (Morocco)
The spines have been prepared as free-standing
Beautiful example of Fully Complete Oriented NWA 8725 Carbonaceous Chondrite CR2
Impressive specimen with the natural association of 2 brittlestars of the genus Ophiura
30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA Annamitella Liexiensis Encrinurus octonariusCalymene niagarensis, Hall 1852 (trilobite) Trilobita Phacopida Calymenidae PaleoDB taxon number: 189541 Belongs to Calymene according to P. E. Raymond 1916 Sister taxa: Calymene ansensis, Calymene australis, Calymene barnesi, Calymene blumenbachii, Calymene breviceps, Calymene bufo, Calymene callicephala, Calymene celebra, Calymene conradi, Calymene frontosa, Calymene gamachei, Calymene granulosa, Calymene hadyardensis, Calymene latigenata, Calymene