|Geologic age||Middle Devonian|
Sedimentary > Carbonate > Limestone
|Comments||part of Genesee Group 200-1000 ft. (60-300 m). Secondary description from USGS Lexicon website (ref. NY046) and reference NY015: Tully Limestone extended from NY, PA, and WV into subsurface of easternmost OH and westernmost MD (de Witt and others, 1993).|
Fisher, D.W., Isachsen, Y.W., and Rickard, L.V., 1970, Geologic Map of New York State, consisting of 5 sheets: Niagara, Finger Lakes, Hudson-Mohawk, Adirondack, and Lower Hudson, New York State Museum and Science Service, Map and Chart Series No. 15, scale 1:250,000.
de Witt, Wallace, Jr., Roen, J.B. and Wallace, L.G., 1993, Stratigraphy of Devonian black shales and associated rocks in the Appalachian basin, IN Roen, J.B., and Kepferle, R.C., eds., Petroleum geology of the Devonian and Mississippian black shale of eastern North America: U.S. Geological Survey Bulletin, 1909-B, p. B1-B57.
USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/
|Counties||Cayuga - Chenango - Cortland - Madison - Onondaga - Ontario - Seneca - Tompkins - Yates|