SCIENCE.-ADVERTISEMENTS. 



vii 



JUST BEADY A NEW VOLUME OF 



THE CAMBRIDGE 

 NATURAL HISTORY 



Edited by S. F. Harmer, Sc.D., F.R.S., Fellow of King's College, Cambridge; 

 Superintendent of the University Museum of Zoology ; and A. E. Shipley, 

 M.A., F.R.S., Fellow of Christ's College, Cambridge; University Lecturer on 

 the Morphology of Invertebrates. 



COMPLETE IN TEN VOLUMES, Medium 8vo 



"There are very many, not only among educated people who take an interest in science, 

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 tions that its prospectus holds out." — The Times, London. 



VOLUMMS NOW RHADY 



Vol. II. Flatworms and Mesozoa, by F. W. Gamble, M. Sc., Nemertines, by Miss L. 



Sheldon; Threadworms and Sagitta, by A. E. Shiplky, M.A. ; Rotifers, by 

 M. Hartog, M.A. ; Polychaet Worms, by W. B. Benham, D.Sc. ; Earthworms 

 and Leeches, by F. E. Beddaed, M.A. ; Qephyrea and Phoronis, by A. E. Ship- 

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Vol. III. Molluscs and Brachiopods, by Rev. A. H. Cooke, A. E. Shipley, M.A., and 



F. R. C. Reed, M.A. p.^Snet. 



Vol. V. Peripatus, Myriapods, Insects. Parti. By A. Sedgwick, M.A., F. G. Sin- 

 clair, M.A., and D. Sharp, M.A. $4.00 net. 



Vol. VI. Insects. Part II. By D. Sharp, F.R.S. p.50n>t. 



Vol. VII. Fishes, Ascidians, etc. Jmt rfady. 



Hemichordata, by S. F. Harmer, Sc.D., F.R.S., Fellow of King's College, Cam- 

 bridge, Ascidians and Amphioxus, by W. A. Herdman, D.Sc. (Edinb.), F.R.S. , 

 Professor of Natural History in the University of Liverpool ; Fishes (Exclusive 

 of the Systematic Account of Teleostei), by T. W. Bridge, Sc.D., F.R.S., Trinity 

 College, Cambridge ; Mason Professor of Zoology and Comparative Anatomy in the 

 University of Birmingham; Fishes (Systematic Account of Teleostei), by G. A. 

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Vol. VIII. Amphibia and Reptiles. By H. Gadow, M.A., F.R.S. $4-00 net. 



Vol. IX. Birds. By A. H. Evans, M.A. §3.50 net. 



Vol. X. Mammalia. By F. E. Beddard, M.A., (Oxon), F.R.S. (Prosector to the Zoo- 

 logical Society). $4-00 net. 



IN PREPARATION 



Vol. I. Protozoa, by Mahcus Hartzog, M.A. ; Sponges, by W. J. Sollas, Sc.D. ; 



Jelly-Fish, Sea^Anemones, Etc., by S. J. Hickson, M.A. ; Star=Fish, Sea= 

 Urchins, Etc., by £. W. MacBbide, M.A. 



Vol. IV. Spiders, Mites, Etc., by C. Warburtoij, M.A.; Scorpions, Trilobites, Etc. 



by M. Laurie, B.A. ; Pycnogonids, Etc., by D'Arcy W. Thompson, C.B. ; 

 Crustacea, by W. F. R. Weldon, M.A., F.R.S. 



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