Sepo people are a theoretical

Mississippian culture The Mississippian culture was a Native Americans in the United States, Native American civilization that flourished in what is now the Midwestern United States, Midwestern, Eastern United States, Eastern, and Southeastern United States from appr ...

of the late

Woodland period In the classification of :category:Archaeological cultures of North America, archaeological cultures of North America, the Woodland period of North American pre-Columbian cultures spanned a period from roughly 1000 Common Era, BCE to European con ...

around 1000 BCE, present in

Mississippian culture pottery Mississippian culture pottery is the ceramic tradition of the Mississippian culture (800 to 1600 CE) found as artifacts in archaeological sites in the American Midwest and Southeast. It is often characterized by the adoption and use of riverine ( ...

of the

Dickson Mounds Dickson Mounds is a Native American settlement site and burial mound complex near Lewistown, Illinois. It is located in Fulton County on a low bluff overlooking the Illinois River. It is a large burial complex containing at least two cemeteri ...

.Late Woodland Societies Thomas E. Emerson, Dale L. McElrath, Andrew C. Fortier - 2000 0803218214 "Harn proposes the Sepo phase for that part of the Sepo tradition following the Myer-Dickson phase, but acknowledges that the isolation of Sepo ceramics for the period immediately preceding the Mississippian presence has not been possible." Sepo occupations are confined to the

Illinois River Valley The Illinois River ( mia, Inoka Siipiiwi) is a principal tributary of the Mississippi River and is approximately long. Located in the U.S. state of Illinois, it has a drainage basin of . The Illinois River begins at the confluence of the D ...

between Anderson Lake in southern

Fulton County, Illinois Fulton County is a county in the U.S. state of Illinois. According to the 2010 census, it had a population of 37,069. Its county seat is Lewistown, and the largest city is Canton. Fulton County comprises the Canton, IL Micropolitan Statisti ...

and

Peoria Lake Peoria Lake is a section of the Illinois River between Peoria in Peoria County, Illinois and East Peoria in Tazewell County, Illinois. The oldest section of Peoria, the largest city on the river, lies at its shores. The lake is formed by a bro ...

, including

Sepo, Illinois Sepo is an unincorporated community in Fulton County, Illinois, Fulton County, Illinois, United States. Sepo is southeast of Lewistown, Illinois, Lewistown. The name has been given to the Sepo ceramics culture c. 1000 BCE. References

U ...

an unincorporated community.

References

Mississippian culture {{US-archaeology-stub