TY  - BOOK
AU  - Osborn,Henry Fairfield
AU  - Matthew,William Diller
TI  - Cenozoic mammal horizons of western North America
AV  - QE75 .B9 no. 361
PY  - 1909///
CY  - Washington
PB  - Govt. Print. Off.
KW  - Mammals, Fossil
KW  - North America
KW  - Paleontology
KW  - Cenozoic
KW  - Tertiary
N1  - "Bibliography of western Cenozoic horizons and their correlation": p. 9-18; Bibliographical footnotes
ER  -