Fishes of the pliocene Glenns ferry formation, southwest Idaho /

Autor Smith, Gerald R., 1942-
Vydáno 1975

Geologic reconnaissance of the Antelope-Ashwood area, north-central Oregon : With emphasis on the John Day Formation of late Oligocene and early Miocene age /

Autor Peck, Dallas L. 1929-2005
Vydáno 1964

Miocene marine mollusks from the Astoria formation in Oregon : systematic and relationships of the mollusks of the Astoria formation in Oregon /

Autor Moore, Ellen James, 1925-2017
Vydáno 1963