07359 - Top Beautiful 1.59 Inch Heterodiadema libycum (Sea Urchin) Cretaceous Plesiosaur bones • Paleocene to Eocene of

• Paleocene to Eocene of India

and the specific gravity

A time bubble that looks just like it was almost 50 Million years ago

Anetoceras arduennense

This tooth was broken in small sector of the root during the initial collecting efforts but all parts were put back together and there is no restoration and no fabrication

07359 - Top Beautiful 1.59 Inch Heterodiadema libycum (Sea Urchin) Cretaceous Plesiosaur bones • Paleocene to Eocene ofNice Preserved specimen. Heterodiadema libycum, Agassiz and Desor 1846 (sea urchin) Echinoidea Euechinoidea Pseudodiadematidae PaleoDB taxon number: 167187 Alternative combinations: Hemicidaris libyca, Heterodiadema lybicum Belongs to Heterodiadema according to R. Berndt 2003 Sister taxon: Heterodiadema buhaysensis Ecology: epifaunal grazer deposit feeder Environments: carbonate (2 collections), open shallow subtidal (2), shallow subtidal (2), (1),