30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA Annamitella Liexiensis It does not have any

It does not have any product or treatment that has altered its original shine and color

Wuliuan Stage

Top beautiful specimen of Palaeophis Magrebianus from the formation Ouled Abdoun Basin (Phosphate beds) located in Oued Zem (Morocco)

• Ayusokkanian of Kazakhstan (1 collection)

The crystals have a dirty appearance

30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA Annamitella Liexiensis It does not have anyCalymene 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