Recurrent tropidoleptus zones of the upper Devonian in New York
By: Henry S. Williams.
Series: Professional paper / U.S. Geological Survey -- 79.; Professional paper (Geological Survey (U.S.)) -- no. 79.
Publisher: Govt. Print. Off.
Published: 1913
Place of publication: Washington
Language: eng
Number of pages: 103
Subjects: Paleontology -- Devonian.; Paleontology -- New York (State)
Notes: Includes bibliographical references and index.