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The bones were the disarticulated remains of bears, deer, mice, and a kind of eastern wood rat not currently found in the area of the fossil discovery. [17] More recently, in 1989, the Pennsylvanian sea lily, Delocrinus missouriensis, was designated the Missouri state fossil. In 2004, Hypsibema missouriensis was designated the state dinosaur ...
1991, A.M. Graese, Facies analysis of the Ordovician Maquoketa Group and adjacent strata in Kane County, Northeastern Illinois 2007, S.D.J. Baumann, Unclassified, Unusual, or Problematic Fossils in Northeastern Illinois 2007, S.D.J. Baumann & T. Arrospide, Paleozoic Geology of the Fox River from Batavia to Oswego Illinois
At the time, Illinois was located near the equator. [5] Illinois was home to trilobites. [3] Cambrian trilobites left their remains in the state's north-central region. [1] In other areas of Illinois Cambrian trilobite fossils have only been found in core samples drilled from deeply buried rocks. [1]
This list of the Paleozoic life of Missouri contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Missouri and are between 538.8 and 252.17 million years of age. There is no Permian age rocks on the surface in Missouri, so beware of any fossils identified as such in the state.
Expert fossil preparator Bob Masek first discovered the specimen in the 1980s in the fossil deposits preserved at Illinois’ Mazon Creek Lagerstätte. ... Paleontologists have only found this ...
The Cahokia Woodhenge was a series of large timber circles located roughly 850 metres (2,790 ft) to the west of Monks Mound at the Mississippian culture Cahokia archaeological site near Collinsville, Illinois, United States.
This article contains a list of fossil-bearing stratigraphic units in the state of Missouri, U.S. Sites. Group or Formation
The Kimmswick Limestone is an Ordovician geologic formation in Arkansas, Illinois and Missouri. Fossils occurring in the Kimmswick include corals, bryozoans, brachiopods, conodonts, [4] trilobites, crinoids and mollusks. [2]