TY  - BOOK
AU  - Willmer,Pat
TI  - Invertebrate relationships: patterns in animal evolution 
SN  - 0521330645
U1  - 592.038 
PY  - 1990///
CY  - Cambridge, New York
PB  - Cambridge University Press
KW  - Invertebrates
KW  - Evolution
KW  - Invertebrates, Fossil
KW  - Invertebrados
KW  - Evolución
KW  - Invertebrados, Fosil
KW  - Filogenia
KW  - Animales
N1  - Includes index; Bibliography: p. [363]-383
UR  - http://www.loc.gov/catdir/description/cam023/87032019.html
UR  - http://www.loc.gov/catdir/toc/cam029/87032019.html
ER  -