which correspond to and were derived from the pectoral fins seen in modern fish and other non-antiarch placoderms
It depicts Homo erectus an extinct hominid living between 1
with toothless beaks probably covered with keratin
specimen #KNM-ER 3733 Skull
This is a restoration of the fleshy part of the toe and the horny sheath investing the slicing claw
Zuniceratops christopheri, skeleton Dimetrodon which correspond to and wereZuniceratops Skeleton Cretaceous, 90 MYA, Moreno Hill Formation of Catron County, New Mexico, USA Zuniceratops christopheri Measurements: 9 feet long Specimen: Mesa Southwest Museum, Mesa, AZ Assembled Mount, $18,000 Unassembled Kit, $10,000 Photo by Francois Gohier Shipping Included