TY  - BOOK
AU  - Cain,Arthur J.
TI  - Animal species and their evolution
T2  - Hutchinson's university library: Biology
AV  - QL351 .C35 1963
PY  - 1963///
CY  - London, New York
PB  - Hutchinson's University Library
KW  - Zoology
KW  - Classification
KW  - Evolution
N1  - Includes bibliographical references
ER  -