TY  - BOOK
AU  - Moy-thomas JA
TI  - Early evolution and relationships of the elasmobranchs
U1  - 567.3 
PY  - 1939///
KW  - Chondrichthyes
KW  - Fossil fishes
N1  - Photocopy from Biological Reviews 14(1939). p1-26
ER  -