Prehistoric Cultures North America Paleo-Indians The first people in North America. Crossed over the Bearing Sea on a land bridge during the end of the glaciers. Clovis Hunter / Gatherers Lived near the Great Plains. Artifacts were discovered near Clovis, N.M. Used stones & sticks to hunt. Folsom Artifacts found near Folsom N.M. Used spears to hunt. Also had stone tools. Plano Hunter / Gatherers that lived near the Great Plains. Started to stay in one area rather than be nomadic. Moundbuilders Adena Lived in the Ohio River Valley about 500BC. Traded with other clans. Hopewell These natives were part of the Hopewell Exchanged System. Natives traded with each other all over the eastern part of the U.S. Mississippian The most advanced farming society north of Mexico. By 1100 they had a city as large as London. Southwestern Mogollon Mostly agricultural from they lived from 140 to 1400. Also known for pottery. Hohokam Best known for their irrigation ditches used for farming in the desert. Some dwellings looked like what they had in Mexico. Anasazi Lived in multi-story adobe buildings. Built on mesas or high cliffs.