Theropod (dinosaur) Bird Track, positive Troodon The photos show full 1

The photos show full 1 pound

The lack of a baculum (penis bone) found in all lower primates

Paranthropus boisei (originally called Zinjanthropus boisei and then Australopithecus boisei until recently) was an early hominin and described as the largest of the Paranthropus species

Crinoids were major carbonate producing organisms during the Paleozoic and Mesozoic

Theropod (dinosaur) Bird Track, positive Troodon The photos show full 1The study of fossilized footprints, Ichnology, has become an important branch of paleontology. Footprints are trace fossils. They are considered trace fossils because they contain no fossil material, only the impressions left by the animal which made them. It is often difficult to determine with certainty which animal made a given print and therefore they are usually attributed to a group rather than a specific animal. The footprint specimens on this