22 HAWK-MOTHS OF THE VICINITY OF NEW YORK CITY 



to Georgia and westward to Missouri. The caterpillar feeds on 

 lilac and laurel. Enters the ground to pupate. 



30. Sphinx liicitiosa. 



Very rare in this vicinity. Double-brooded. The moth is on 

 the wing in June and again in August. The caterpillar feeds on 

 willow and poplar. Enters the ground to pupate. 



Spliiiix s^onh'iis 



Rather common, but not abundant in this vicinity. Double- 

 brooded, appearing in June and July and again in August. It 

 ranges from Canada to Georgia and westward to the Mississiiijii, 

 and probably farther westward. The caterpillar feeds on ajij^le, 

 pear, ash and wax-myrtle (Myn'ca). Enters the ground to 

 pupate. 



