A JUNIOR COUESE 



OF 



PEACTICAL ZOOLOGY 



BY THE LATE 



A. MILNES MAESHALL, M.D., D.Sc, M.A., F.E.S. 



PROFESSOR IN THE VICTOKIA UNIVERSITY ; BEYER PROFESSOR OP 

 ZOOLOGY IN OWENS COLLEGE, MANCHESTER ; FORMERLY 

 FELLOW OF ST JOHN'S COLLEGE, CAMBRIDGE 



AND THE LATE 



C. HEEBEET HUEST, Ph.D. 



LECTURER IN THE VICTORIA UNIVERSITY 



DEMONSTRATOR AND ASSISTANT LECTURER IN ZOOLOGY IN 



OWENS COLLEGE, .MANCHESTER 



FIFTH EDITION 

 BEVISED BY F. W. GAMBLE, M.Sc. 



DBMONSTRATOR AND ASSISTANT LECTURER IN ZOOLOGY, OWENS COLLEGE, 

 MANCHESTER 



NEW YOEK : G. P. PUTNAM'S SONS 

 LONDON : SMITH, ELDEE, & CO, 



