National Geologic Map Database
Product Description Page
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Title: Enrolled trilobites from the Alden Pyrite Bed, Ledyard Shale (Middle Devonian) of western New York
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Author(s): Babcock, L.E., and Speyer, S.E.
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Publishing Organization: The Paleontological Society
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Series and Number: Journal of Paleontology v. 61, no. 3 [p. 539-548]
- Publication Date: 1987
- Map Scale: 1:34,765
- Cross Section: Yes
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.