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Wills Creek Limestone, USA
| Formation | Wills Creek Limestone |
|---|---|
| Age: | 427 - 419 Ma Paleozoic |
| Interval | Ludlow - Pridoli |
| Lithology | limestone/"shale", sandstone, "limestone", sandstone/"shale", "limestone"/mudstone, "shale", "shale"/"limestone", "shale"/sandstone, mudstone/"shale", mudstone/"limestone", "shale"/mudstone |
| Number of Collections | 25 |
| Number of Occurrences | 56 |
Recorded Sample Locations
| Location | Region | Stratigraphic Name |
|---|---|---|
| Unit 1 | Washington County, Maryland, USA | Wills Creek Limestone |
| Unit 2 | Morgan County, West Virginia, USA | Wills Creek Limestone |
| Leperditia community | Allegany County, Maryland, USA | Wills Creek Limestone |
| Unit 6 | Mineral County, West Virginia, USA | Wills Creek Limestone |
Associated Units
| Stratigraphic Name | Age | Lithology | Occurrence Records |
|---|---|---|---|
| McKenzie | 427 - 419 Ma Paleozoic | shale/"limestone", "limestone", "shale", "limestone"/"shale", sandstone, "shale"/grainstone, "limestone"/grainstone | 89 |
| Tonoloway Limestone | 423 - 419 Ma Paleozoic | carbonate, "limestone", sandstone | 40 |
| Tonoloway Limestone - middle | 423 - 419 Ma Paleozoic | lime mudstone, "limestone", "limestone"/"shale" | 47 |
| Tonoloway Limstone | 427 - 419 Ma Paleozoic | limestone, "limestone"/"shale", "shale"/mudstone, "shale"/"limestone", sandstone, "limestone"/sandstone | 206 |
| Williamsport Sandstone | 427 - 419 Ma Paleozoic | shale/sandstone, "limestone"/"shale" | 3 |
| Williamsport Sandstone - Bloomsburg facies | 426 - 423 Ma Silurian | shale/sandstone | 2 |
| Wills Creek | 427 - 419 Ma Paleozoic | limestone/lime mudstone, "limestone"/"shale", "shale", "limestone"/mudstone | 20 |
| Wills Creek Limstone | 427 - 419 Ma Paleozoic | shale/sandstone | 1 |
| Clinton - Rochester Shale | 443 - 423 Ma Silurian | shale, "shale"/"limestone" | 61 |
| Clinton - Rose Hill | 439 - 423 Ma Silurian | shale/sandstone, "shale", sandstone/"limestone", "shale"/"limestone", sandstone/"shale" | 78 |
Recorded Fossils
References
| Woodward H. P. (1941) Silurian System of West Virginia, West Virginia Geological Survey 14, 1-326 |
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
