Illinoian Stage
E1010745
The Illinoian Stage is a major North American glacial period that occurred before the last Ice Age, marked by extensive ice sheet advances across the central United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Illinoian Stage canonical | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
North American glaciation
ⓘ
Pleistocene stratigraphic unit ⓘ glacial stage ⓘ |
| affects |
drainage patterns in the central United States
ⓘ
soil distribution in the Midwest ⓘ |
| characterizedBy |
extensive continental ice sheets
ⓘ
glacial erosion ⓘ glacial till deposition ⓘ loess deposition ⓘ outwash plains ⓘ |
| chronostratigraphicRank | stage ⓘ |
| climate | colder-than-present temperatures ⓘ |
| continent | North America ⓘ |
| correlatesWith | Saale glaciation in Europe NERFINISHED ⓘ |
| definedBy | glacial deposits in Illinois ⓘ |
| discipline |
Quaternary geology
ⓘ
glacial geology ⓘ stratigraphy ⓘ |
| evidence |
glacial erratics
ⓘ
glacial striations ⓘ moraines ⓘ till plains ⓘ |
| follows | Pre-Illinoian glaciations ⓘ |
| geochronologicRank | age ⓘ |
| geologicTimeScale | Quaternary NERFINISHED ⓘ |
| location |
Illinois
ⓘ
Indiana NERFINISHED ⓘ Iowa NERFINISHED ⓘ Kansas NERFINISHED ⓘ Kentucky NERFINISHED ⓘ Midwestern United States NERFINISHED ⓘ Missouri NERFINISHED ⓘ Nebraska NERFINISHED ⓘ Ohio NERFINISHED ⓘ Pennsylvania NERFINISHED ⓘ central United States ⓘ |
| namedAfter | Illinois NERFINISHED ⓘ |
| partOf | Pleistocene Epoch NERFINISHED ⓘ |
| precedes |
Wisconsin Stage
NERFINISHED
ⓘ
Wisconsinan Glaciation NERFINISHED ⓘ |
| relativePosition |
older than Wisconsinan Glaciation
ⓘ
younger than Pre-Illinoian glaciations ⓘ |
| seaLevel | lower global sea level than present ⓘ |
| timeSpan | middle Pleistocene ⓘ |
| usedIn | North American Quaternary stratigraphy NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.