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Primitive Fossil Vascular Plants
Australopithecus aethopicus
West Virginia Fossils on the Internet
they and underwent several major radiations at the early Devonian
Most of the members of the phacopids are characterized by large compound eyes
Bison antiquus, brain endocast Gallimimus Primitive Fossil Vascular PlantsThis is a brain endocast of the the extinct Bison. An endocast or endocranial cast is a cast made of the mold formed by the impression the brain makes on the inside of the neurocranium (braincase), providing a replica of the brain with most of the details of its outer surface. Endocasts can also form naturally, when sediments fill the empty skull, after which the skull is destroyed and the cast fossilized. Scientists are increasingly utilizing