TY  - BOOK
AU  - Benton,M.J.
TI  - The phylogeny and classification of the tetrapods
SN  - 0198577052
AV  - QL607.5.P49 
PY  - 1988///
CY  - Oxford
PB  - :Clarendon Press
KW  - Quadripedis
KW  -  Evolution
N1  - Includes bibliographical references
ER  -