Origin of major invertebrate groups : Proceedings
Symposium on the Origin of Major Invertebrate Groups, Univer
Origin of major invertebrate groups : Proceedings - London Academic Pr. 1979 - 24cm. 515 - Systematics Association, special volume, no.12 .
INVERTEBRATES -- EVOLUTION -- CONGRESSES
INVERTEBRATES -- EVOLUTION -- CONGRESSES PHYLOGENY -- CONGRESSES
592.038 S99O
Origin of major invertebrate groups : Proceedings - London Academic Pr. 1979 - 24cm. 515 - Systematics Association, special volume, no.12 .
INVERTEBRATES -- EVOLUTION -- CONGRESSES
INVERTEBRATES -- EVOLUTION -- CONGRESSES PHYLOGENY -- CONGRESSES
592.038 S99O