Cambridge natural history edited by S. F. Harmer and A. E. Shipley

Contents:

v.1: Protozoa, porifera (sponges), coelenterata and ;ctenophora and echinodermata

v.2: Worms, rotifers and polyzoa

v.3: Molluscs and ;brachiopods

v.4: Crustacea and arachnids

v.5: Insects pt.I

v.6: Insects pt.II

v.7: Fishes, ascidians etc.

v.8: Amphibians and reptiles

v.9 Birds

v.10: Mammals