TY  - BOOK
AU  - Benton, Michael J., ed.
TI  - Phylogeny and classification of the tetrapodes - v.2
T2  - Systematics Association special Volume No. 35A
SN  - 0198577052
U1  - 597.6 
PY  - 1988///
CY  - Oxford
PB  - Clarendon
N1  - -v.1. Amphibians, reptiles, birds.-v.2: Mammals
ER  -