TY  - BOOK
AU  - Hanson, Earl D.
TI  - The origin and early evolution of animals
SN  - 0819550086
U1  - 591.3   
PY  - 1977///
CY  - London
PB  - Wesleyan University Press
KW  - Physical Anthropology
KW  - Organic Evolution
KW  - Genetics Of Humankind
KW  - Zoology
ER  -