3 treff

Flowering plant origin, evolution and phylogeny
edited by David Winship Taylor & Leo J. H...
Bok Engelsk 1996
A guide to the age of mammals in the Peabody Museum of Natural History
John O. Ostrom, et.al.
Bok Engelsk 1993
Stratigraphy and paleobotany of the Golden Valley Formation (early tertiary) of western North Dakota
Leo J. Hickey
Bok Engelsk 1977