HAWK-MOTHS OF THE VICINITY OF NEW YORK CITY 23 



32. Sphinx chersis. 



Double-brooded in this vicinity, a])i)earing in May and June 

 and again late in July and early in August. Found from Canada 

 to Florida, and westward to the Pacific coast. The caterpillar 

 feeds on lilac, ash and privet. Enters the ground to pupate. 



33. Sphinx canadensis. 



Found in Newfoundland. Canada, New England States to 

 New York and Ohio. It is a very rare species, and has not been 



