TY  - BOOK
AU  - House,M.R.(Michael Robert).
TI  - The origin of major invertebrate groups
PY  - 1979///
CY  - London
PB  - Published for the Systematic Association by Academic Press
KW  - Invertebrates, Fossil
KW  - Invertebrates
KW  - Evolution
N1  - 'Proceedings of a symposium held at the University of Hull'
ER  -