1-24 of 377 Books
Favorable areas for uranium in the Oligocene White River beds of southwestern South Dakota, southeastern Wyoming and northwestern Nebraska
Favorable areas for uranium in the Oligocene White River beds of southwestern South Dakota, southeastern Wyoming and northwestern Nebraska
By Kendell A. Dickinson
The mammalian fauna of the White river Oligocene ..
The mammalian fauna of the White river Oligocene ..
By William Berryman Scott
Die Nagetierfauna von Heimersheim bei Alzey (Rheinhessen, Westdeutschland) aus dem Grenzbereich Mittel-/Oberoligozän und ihre stratigrafische Stellung
Die Nagetierfauna von Heimersheim bei Alzey (Rheinhessen, Westdeutschland) aus dem Grenzbereich Mittel-/Oberoligozän und ihre stratigrafische Stellung
By Ekkehard Bahlo

The mammalian genera Arctoryctes and Cryptoryctes from the Oligocene and Miocene of North America
By Charles A. Reed

A new species of the fossorial mammal Arctoryctes from the Oligocene of Colorado
By Charles A. Reed
Stratigraphical problems of the Miocene in Europe
Stratigraphical problems of the Miocene in Europe
By Ivan Cicha

Heteromyids from the Miocene and Lower Oligocene
By Paul Orman McGrew

A new and primitive early Oligocene horse from Trans-Pecos Texas
By Paul Orman McGrew
The fauna of the type Blakeley Upper Oligocene of Washington
The fauna of the type Blakeley Upper Oligocene of Washington
By Tegland, Nellie May
The gastropod genus Galeodea in the Oligocene of Washington
The gastropod genus Galeodea in the Oligocene of Washington
By Tegland, Nellie May
Marine Oligocene of Oregon
Marine Oligocene of Oregon
By Hubert G. Schenck
Nuculid bivalves of the genus acila
Nuculid bivalves of the genus acila
By Hubert G. Schenck

Eocene and Oligocene paleosols of central Oregon
By Greg J. Retallack
Medial Oligocene magnetostratigraphy and mammalian biostratigraphy
Medial Oligocene magnetostratigraphy and mammalian biostratigraphy
By Donald R. Prothero

The Eocene-Oligocene transition
By Donald R. Prothero
Catahoula formation of the Texas Coastal Plain
Catahoula formation of the Texas Coastal Plain
By William E. Galloway
Early Tertiary vertebrate faunas, Trans-Pecos Texas
Early Tertiary vertebrate faunas, Trans-Pecos Texas
By John Andrew Wilson
Early Tertiary vertebrate faunas, Vieja Group, Trans-Pecos; Texas
Early Tertiary vertebrate faunas, Vieja Group, Trans-Pecos; Texas
By John Andrew Wilson
The Saint-Antonin Conglomerate in the Maritime Alps
The Saint-Antonin Conglomerate in the Maritime Alps
By Daniel J. Stanley
Sporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and earliest Oligocene of the eastern Gulf Coast
Sporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and earliest Oligocene of the eastern Gulf Coast
By Norman O. Frederiksen
Geology and paleoenvironment of the Oligocene Jebel Qatrani Formation and adjacent rocks, Fayum Depression, Egypt
Geology and paleoenvironment of the Oligocene Jebel Qatrani Formation and adjacent rocks, Fayum Depression, Egypt
By Thomas M. Bown
Two new fossil birds from the Oligocene of South Dakota
Two new fossil birds from the Oligocene of South Dakota
By Alexander Wetmore

Mountain Meadows dacite
By Thane Hubert McCulloh