TY  - BOOK
AU  - Gregory WK
TI  - Fish skulls: a study of the evolution of natural mechanisms
U1  - 567 
PY  - 1959///
CY  - Laurel
PB  - Eric Lundberg
KW  - Fossil fishes
N1  - Published in Transactions of the American Philosophical Society 23(Pt2) 1933
ER  -