Paleontology

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Woolly Rhinoceros - Coelodonta Antiquitatus North Sea, Holland. Pleistocene Epoch: 1.8 mya. to 10,000 years. Skull measures 32" long, 12" wide, 18" tall.
A very large Woolly Rhino skull from Siberia, Russia. Skull measures 75 x 40 cm
blastoid fossils in kentucky | Fossils, Echinoderm, Fossil bones
Fossil Sea Life BLASTOID Echinoderm Echinoid Mineral Specimen ...
Solenastrea hyades (fossil coral) (Croatan Formation, Lower Pleistocene; eastern North Carolina, USA)
Ptychodus
Ptychodus polygyrus teeth - Ptychodus is a genus of extinct hybodontiform sharks. The Ptychodus had a massive arrangement crushing plate teeth. A Ptychodus jaw contains many teeth, up to 550 teeth, 220 of which are on the lower jaw and 260 in the upper jaw. They died out approximately 85 million years ago in the Western Interior Sea.