TY  - BOOK
AU  - Maisey,John G.
TI  - The braincase in Paleozoic symmoriiform and Cladoselachian sharks
T2  - Bulletin of the American museum of natural history
PY  - 2007///
CY  - New York
PB  - Amer. museum of natural history
KW  - Paleontology
N1  - Includes bibliogr. references : p. 116-122
ER  -