| Ludlowville Formation | |
|---|---|
| Stratigraphic range: Devonian | |
 Monodechenella macrocephala, Houston Museum of Natural Science | |
| Type | Formation |
| Unit of | Hamilton Group |
| Sub-units | |
| Underlies | Moscow Formation |
| Overlies | Skaneateles Formation |
| Lithology | |
| Primary | Shale |
| Other | Limestone, Mudstone, Claystone |
| Location | |
| Region | New York Pennsylvania Ohio |
| Country | United States |
 Geographic extent of the Ludlowville Formation | |
The Ludlowville Formation is a geologic formation in New York, Ohio and Pennsylvania. It dates to the Devonian period.[1]
- ^ BRETT, CARLTON E (1986). "SEDIMENTARY CYCLES AND LATERAL FACIES GRADIENTS ACROSS A MIDDLE DEVONIAN SHELF-TO-BASIN RAMP LUDLOWVILLE FORMATION, CAYUGA BASIN" (PDF). NYSGA Online.