Contributions to the geology and paleontology of San Juan County, New Mexico.
By: by F.H. Knowlton.
Series: Shorter contributions to general geology; Professional paper / United States Geological Survey -- 98-S.
Publisher: Govt. Print. Off.
Published: 1916
Place of publication: Washington
Language: eng
Number of pages: 353
Subjects: Paleobotany -- Cretaceous.; Paleobotany -- New Mexico -- San Juan County.
Other titles: Flora of the Fruitland and Kirtland formations.