Recurrent tropidoleptus zones of the upper Devonian in New York /

Bibliographic Details
Main Author:	Williams, Henry Shaler, 1847-1918
Format:	Government Document Book
Language:	English
Published:	Washington : Govt. Print. Off, 1913.
Series:	Professional paper (Geological Survey (U.S.)) ; 79.
Subjects:	Paleontology > Devonian. Paleontology > New York (State)

by Williams, Henry Shaler, 1847-1918
Published 1913

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