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 lucitiosa. 
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. 
31. Sphinx gordius. 
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 Mississippi, 
and probably farther westward. The caterpillar feeds on apple, 
pear, ash and wax-myrtle (Wyrica). Enters the ground to 
pupate. 
