TY  - BOOK
AU  - Weichert,Charles K.
TI  - Representative chordates: a manual of comparative anatomy 
T2  - McGraw-Hill publications in the zoological sciences
U1  - 596 23
PY  - 1961///
CY  - New York
PB  - McGraw-Hill
KW  - Chordata
N1  - Includes index
ER  -