TY  - BOOK
AU  - Simpson,George Gaylord
TI  - Discoverers of the lost world
SN  - 0300031882 :
U1  - 569.098 
PY  - 1984///
CY  - New Haven
PB  - Yale University Press
KW  - Mammals, Fossil
KW  - South America
KW  - Paleontology
KW  - Paleontologists
KW  - Biography
N1  - Includes index; Includes index
ER  -