TY  - BOOK
AU  - Ahlberg,Per Erik
ED  - Systematics Association.
TI  - Major events in early vertebrate evolution: palaeontology, phylogeny, genetics, and development 
T2  - Systematics Association special volume series
SN  - 0415233704 (hc.)
PY  - 2001///
CY  - London
PB  - Taylor & Francis
KW  - Vertebrates
KW  - Evolution
N1  - Includes bibliographical references
ER  -