QL THE 



ELEMENTS 



OF 



INSECT ANATOMY 



AN OUTLINE FOR THE USE OF STUDENTS IN THE ENTOMOLOGICAL 



LABORATORIES OF CORNELL UNIVERSITY AND LELAND 



STANFORD JUNIOR UNIVERSITY 



BY • 



JOHN HENRY COMSTOCK 



AND 



VERNON L. KELLOGG 



ithaca, new york 



Comstock Publishing Co. 



'^95 



