TY  - BOOK
ED  - Carnegie Institution of Washington
TI  - Contribution to paleontology: Middle Cenozoic floras of Western North America
T2  - Carnegie Inst. Publ
PY  - 1936///
CY  - Washington
PB  - Carnegie Institution
KW  - Paleontología
KW  - Cenozoico
KW  - Flora
KW  - América del Norte
KW  - Seriemon
ER  -