MACMILLAN & CO.'S 



PUBLICATIONS ON 



NATURAL HISTORY, Etc. 



^ > • > » 



ADLER (H). — Alternating Generations. A Biological Study of Oak Galls 

 and Gall Flies. By Hermann Adler, M.D., Schleswig. Translated and 

 edited by Charles R. Straton, F.R.C.S. Ed., F. E. S. $3.25. 



BADENOCH (L. N.).— The Romance of the Insect World. By L. N. 

 Badenoch. With Illustrations by Margaret J. D. Badenoch and others. 

 2d Edition. Gilt top. $1.25. 



BALFOUR. — A Treatise on Comparative Embryology. By. F. M. Balfour, 

 M.A., F. R.S., Fellow and Lecturer of Trinity College, Cambridge. With 

 Illustrations. Second Edition, reprinted without alteration from the First 

 Edition. In 2 vols. 8vo. Vol. I., $4.50 ; Vol. II., $5.25. 



BATESON ( W. ).— Materials for the Study of Variation, treated with 

 especial Regard to Discontinuity in the Origin of Species. By WILLIAM 

 Bateson, M.A.. Fellow of St. John's College, Cambridge. With many cuts. 

 8vo. ^6.50. 



BEDDARD (F. E.).— Animal Colouration. With 4 Coloured Plates, and 

 Woodcuts in the Text. By Frank Evers Beddard, M.A., F.R.S., Prosector 

 to the Zoological Society of London and Lecturer on Biology at Guy's 

 Hospital. 8vo. ^3.50. 



A Monograph, Structural and Systematic, of the Order Oligochaeta. 



Large Post Svo. Half cloth. 800 pp. Just ready. 



CAMBRIDGE NATURAL HISTORY (The). Edited by J. W. Clark, 

 M.A., S. F. Harmer, M.A., and A. E. Shipley, M.A. Medium 8vo. 



This series, which will be complete in ten volumes, fully illustrated, and covering 

 the Natural History of Invertebrate and Ver+ebrate Animals, is intended, in the first 

 instance, for those who have not had any special scientific training, but an attempt will be 

 made to combine popular treatment and popular language with the most modern results 

 of scientific research. 



The following volumes are likely to appear in the course of 1895 • 



Molluscs. By Rev. A. H. Cooke, M.A. Just ready. 



Insects. By David Sharp, M.A., F.R.S. 2 vols. 



Birds. By A. H. Evans, M.A 



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