Projectile Points Poster by Robert L. Pyle West Virginia Styracosaurus in a time known as

in a time known as the early Woodland Period

and was inhabited by a rich fauna of marine life such as this crab

Therapsida mammal-like reptile from the mid- to late Permian Karoo Formation of South Africa

most prominent of which was a pair of bull-like horns above the creature's eyes

and larger remains are reported

Projectile Points Poster by Robert L. Pyle West Virginia Styracosaurus in a time known asNOTE: Points on the poster are shown actual size 1: 1 scale. In archaeological terms, a projectile point or arrowhead is an object that was hafted to weapon that was capable of being thrown or projected, such as a spear, dart, or arrow, or perhaps used as a knife. They are thus different from weapons presumed to have been kept in the hand, such as axes and maces, and the stone mace or axe heads often attached to them. Stone tools, including projectile