110 PRACTICAL ZOOLOGY 



is a bug, but only chose belonging to the order Hemiptera are 

 true bugs. 



REFERENCES 



Entomology, by J. H. Comstock. Ithaca, N. Y. 



American Insects, by V. H. Kellogg. Henry Holt and Co., N. Y. City. 

 Elementary Entomology, by Sanderson and Jackson. Ginn and Co., 

 Boston. 



