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This page was last edited on 18 November 2024, at 07:57 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
This list of the Paleozoic life of Illinois contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Illinois and are between 538.8 and 252.17 million years of age.
The environment of Pennsylvanian Illinois was comparable to the modern Amazon River delta. [9] Almost every Pennsylvanian deposit in Illinois preserves evidence of this ancient flora and such deposits are located in almost every region of the state. [12] The vegetation of these ancient swamps became Illinois' modern coal deposits. [9] [11]
The Huber Site (11Ck-1) is located on Tinley Creek 2 miles west of Blue Island in Cook County, Illinois, near the city of Chicago. It is classified as a late prehistoric site with Upper Mississippian affiliation. [1] [2]
The site covers more than 3 acres and extends 30 feet down into the alluvial deposits of the Illinois River valley. Over the course of its excavation between 1969 and 1978, Koster produced deeply buried evidence of ancient human occupation from the early Archaic period (BC 7500) to the Mississippian period (AD 1000).
The Hoxie Farm site (11Ck-4) is located on Thorn Creek in Thornton, Illinois Cook County Forest Preserve in Cook County, Illinois, near the city of Chicago. It is classified as a late prehistoric to Protohistoric /Early Historic site with Upper Mississippian Huber affiliation.
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