ELEMENTARY TEXT-BOOK 



OF 



ZOOLOGY 



GENERAL PART AND SPECIAL PART: 

 PROTOZOA TO INSECT A. 



BY 



DR. C. GLAUS, 



Professor of Zoology and Comparative Anatomy in the University of Vienna ; 

 Director of the Zoological Station at Trieste. 



TRANSLATED AND EDITED BY 



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



Felloic and Lecturer of Trinity College, Cambridge, and Examiner in Zoology in tht 



University of London. 



WITH THE ASSISTANCE OF 



R G. HEATHCOTE, M.A., 



Trinity College, Cambridge. 



FOURTH EDITION. 



VOLUME 



WITH 491 

 WOODCUTS. 



LONDON: 

 SWAN SONNENSCHEIN & CO. 



PATERNOSTER SQUARE. 



1892. 



