Contributions to the fossil flora of the western territories ... By Leo Lesquereux.
Material type:
TextSeries: Department of the interior. Report of the United States Geological survey of the territories. F. V. Hayden, United States geologist-in-charge. vol. VI-VIIIPublication details: Washington, Govt. print. off., 1874-83.Description: 3 v. plates. 28-31 cmSubject(s): LOC classification: - QE74 .H4 vol. 6-8
At head of title: United States Geological survey of the territories.
pt. I. The Cretaceous flora.--pt. II. The Tertiary flora.--pt. III. The Cretaceous and Tertiary floras.
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