z 



c_ 



AN 



ELEMENTARY COURSE 



PRACTICAL ZOOLOGY. 



BY 

 t^ 0< 



BUEL P? COLTON, A.M., 



Ml 



PROFESSOR or NATURAL SCIENCE, ILLINOIS STATE NORMAL UNIVERSITY, 

 NORMAL, ILL. 



BOSTON: 



D. C. HEATH & COMPANY. 

 1892. 



