22226 - Nice Collection of 2 Agatized & Polished Cleoniceras sp Lower Cretaceous Ammonite Madagascar Nenoticidaris mercieri Philipsmithiana Lieberman and Kloc 1997

Philipsmithiana Lieberman and Kloc 1997 (no

white lead

Xiphosurans are an order of arthropods related to arachnids

†Sclerorhynchus sp

It displays strong pleochroism

22226 - Nice Collection of 2 Agatized & Polished Cleoniceras sp Lower Cretaceous Ammonite Madagascar Nenoticidaris mercieri Philipsmithiana Lieberman and Kloc 1997Nice Collection of 2 Agatized & Polished Cleoniceras sp Lower Cretaceous Ammonite Madagascar Cleoniceras sp, Parona and Bonarelli 1897 (ammonite) Cephalopoda Ammonitida Cleoniceratidae Cleoniceras is a rather involute, high whorled hoplitid from the Lower to basal Middle Albian of Europe, Madagascar, and Transcaspian region. The shell has a generally small umbilicus, arched to acute venter, and typically at some growth stage, falcoid ribs that spring