TY  - BOOK
AU  - Simpson, George Gaylord
TI  - Principles of animal taxonomy
SN  - 023109650x
AV  - QL351 .S5 1990
PY  - 1990///
CY  - New York
PB  - Columbia University Press
KW  - Animal - taxonomy
KW  - Zoology
N1  - Includes bibliographic references and index
ER  -