A STUDENT'S TEXT-BOOK 



ZOOLOGY 



BY 



ADAM SEDGWICK M.A. F.R.S. 



FELLOW AND TUTOR OP TRINITY COLLEGE, CAMBRIDGE 

 AND HEADER OF ANIMAL MORPHOLOGY IN THE UNIVERSITY 



LONDON 

 SWAN SONNENSCHEIN AND CO. LTT> 



NEW YORK: THE MACMILLAN CO. 

 1905 



