With 180 IlJustrations from Photographs ia the Author's private 

 collection, and from models In the St. Louis Hospital Museum 



Price 1 5s. net. Demy 8vo 



DISEASES OF THE SKIN 



By ERNEST GAUCHER 



PROFESSOR OF CUTANEOUS AND SYPHILITIC DISEASES AT THE FACUtTY OF MEDICINE 

 AND PHYSICIAN TO THE ST. LOUIS HOSPITAL, PARIS 



INCLUDING 



RADIUMTHERAPY 



By Drs. WICKHAM, DEGRAIS. and DOMENICI 



TRANSLATED AND EDITED BY 



C. F. MARSHALL. M.Sc. M.D.. F.R.C.S. 



SURGEON TO THE BRITISH SKIN HOSPITAL ; LATE ASSISTANT SURQEON TO THE HOSPITAL 

 FOR DISEASES OF THE SKIN, BLACKFRIARS 



This is a concise and practical manual of Cutaneous diseases, presenting 

 the teaching of the Paris School of Dermatology and the most modern forms of 

 treatment, including recent improvements in the technique of treatment by 

 Radium, and the results obtained thereby. 



CONVERGENCE IN EVOLUTION 



By ARTHUR WILLEY, D.Sc, Lona.; Hon. M.A., Cantab.; F.R.S., 



Sometime Balfour Student of the University of Cambridge; Late Director of the Colombo 



Museum, Ceylon ; Strathcona Professor of Zoology in the M'Gill University, Montreal, 



Canada ; Author of " Amphioxus and the Ancestry of Vertebrates.' 



With Diagi^ams, Demy 8vo. [Heady hiimediately, 



CONTENTS.— C\i&^. I. The Art of Morphology, being a Discourse upon Organic Form— 

 II. Physiological Classification— III. Exposed and Concealed Animals (Phanbrozoa and 

 Cryptozoa)— IV. Free and Fixed Animals (Elkutherozoa and Statozoa)— V. Mimicry and 

 HoMOPLASY— VI, Divergence and Papjillelism— VII. Special Convergence— VIII. Habitudes 

 AND Attitudes (Bionomical Convergence)— IX. The Ways of Breathing (Respiratory Con- 

 vergence)— X. Convergbnce in Minutb Structure (Histogenetic Convergence). 



JOHN MURRAY, ALBEMARLE STREET, W. 



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( xvii ) 



