Complete in Ten Volumes. 
THE 
CAMBRIDGE NATURAL HISTORY 
Edited by S. F. Harmer, Sc.D., F.R.S, and A. E. Shipley, 
M.A., F.R.S. In Ten Volumes. Fully Illustrated. 
Medium 8vo. 17s. net each. 
CONCLUDING VOLUME. 
Vol. IV. Crustacea, by Geoffrey Smith, M.A. ; Trilobites, etc., by 
H. Woods, M.A. ; Limulus, Linguatulida, and Tardigrada, by 
A. E. Shipley, M.A., F.R.S. ; Spiders, Mites, Scorpions, etc., 
by C. Warburton, M.A. ; Pycnogonids, by D'Arcy W. 
Thompson, C.B., M.A. 
Vol. I. Protozoa, by Marcus Hartog, M.A., D.Sc. ; Porifera 
(Sponges), by Igerna B. J. Sollas, B.Sc. ; Coelenterata and 
Ctenophora, by S. J. Hickson, M.A., F.R.S. ; Echinodermata, 
by E. W. MacBride, M.A., F.R.S. 
Vol. II. Flatworms and Mesozoa, by F. W. Gamble, D.Sc. ; 
Nemertines, by Miss L. Sheldon ; Threadworms and Sagitta, 
by A. E. Shipley, M.A., F.R.S. ; Rotifers, by Marcus Hartog, 
M.A., D.Sc. ; Polychaet Worms, by W. Blaxland Benham, 
D.Sc, M.A. ; Earthworms and Leeches, by F. E. Beddard, 
M.A., F.R.S. ; Gephyrea and Phoronis, by A. E. Shipley, M.A., 
F.R.S. ; Polyzoa, by S. F. Harmer, Sc.D., F.R.S. 
Vol. III. Molluscs, by the Rev. A. H. Cooke, M.A. ; Brachiopods 
(Recent), by A. E. Shipley, M.A., F.R.S. ; Brachiopods (Fossil), 
by F. R. C. Reed, M.A. 
Vol. V. Peripatus, by Adam Sedgwick, M.A., F.R.S. ; Myriapods, 
by F. G. Sinclair, M.A. ; Insects, Part I., Introduction, Aptera, 
Orthoptera, Neuroptera, and a portion of Hymenoptera (Sessili- 
ventres and Parasitica), by DAVID Sharp, M.A., M.B., F.R.S. 
Vol. VI. Hymenoptera contmued (Tubulifera and Aculeata), Cole- 
optera, Strepsiptera, Lepidoptera, Diptera, Aphaniptera, 
Thysanoptera, Hemiptera, Anoplura, by David Sharp, 
M.A., M.B,, F.R.S. 
Vol. VII. Hemichordata, by S. F. Harmer, Sc.D., F.R.S. ; Ascidians 
and Amphioxus, by W. A. Herdman, D.Sc, F.R.S. ; Fishes 
(Exclusive of the Systematic Account of Teleostei), by T. W. 
Bridge, Sc.D., F.R.S. ; Fishes (Systematic Account of Teleostei), 
by G. A. Boulenger, F.R.S. 
Vol. VIII. Amphibia and Reptiles, by Hans Gadow, M.A., F.R.S. 
Vol. IX. Birds, by A. H. Evans, M.A. 
Vol. X. Mammalia, by Frank Evers Beddard, M.A., F.R.S. 
MACMILLAN AND CO., Ltd., LONDON. 
