Ordovician and Silurian graptolite succession in the Trail Creek area, central Idaho; a graptolite zone reference section

Claire Carter; Michael Churkin Jr.

doi:10.3133/pp1020

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Ordovician and Silurian graptolite succession in the Trail Creek area, central Idaho; a graptolite zone reference section

Professional Paper 1020

By: Claire Carter and Michael Churkin Jr.

https://doi.org/10.3133/pp1020

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Abstract

Additional publication details
Publication type	Report
Publication Subtype	USGS Numbered Series
Title	Ordovician and Silurian graptolite succession in the Trail Creek area, central Idaho; a graptolite zone reference section
Series title	Professional Paper
Series number	1020
DOI	10.3133/pp1020
Year Published	1977
Language	ENGLISH
Publisher	U.S. Govt. Print. Off.,
Description	37 p.