07396 - Top Beautiful 1.50 Inch Heterodiadema libycum (Sea Urchin) Cretaceous Mosasaur paddle bones Mg)[AsO4]2·H2O

Mg)[AsO4]2·H2O

It belongs to a new species of cretaceous basal snake

Specimen collected in Algeria

†Cyphaspis

Philipsmithiana Lieberman and Kloc 1997 (no

07396 - Top Beautiful 1.50 Inch Heterodiadema libycum (Sea Urchin) Cretaceous Mosasaur paddle bones Mg)[AsO4]2·H2ONice 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),