528 INSECT PESTS OF FARM, GARDEN AND ORCHARD 



THE GRAPE-VINE HOG CATERPILLAR.* This is one of the most 

 common sphinx larvae on grape and Virginia creeper. The grown 

 larva is 2 inches long, of a green color, covered with small yellow 

 dots or granulations. Along the sides of the body are seven 

 oblique yellowish stripes margined behind with a darker green. 

 A white stripe with a deep green margin extends from behind 

 the head to the horn, on either side of the back, and along the 

 middle are a series of seven spots, varying in color from red to 

 pale lilac and each set in a patch of pale yellow. Frequently, 

 especially in the second generation, specimens are found which are 



FIG. 378. The grapevine hog-caterpillar moth (Ampelophaga myron Cram). 

 natural size. (After Lugger). 



a light pinkish instead of green and are marked with darker shades 

 of red and brown so that they may easily be mistaken for another 

 species. The wings of the moth expand 2 inches and are long 

 and narrow. The fore-wings are olive green, crossed by bands 

 of greenish-gray, while the hind-wings are dull red shading to 

 greenish-gray next to the body. The body is pale green, with 

 the head and shoulders deep olive green. 



THE WHITE-LINED SPHINX. f This species has a long list of 

 food-plants, the larvae feeding and multiplying on .purslane, 

 chickweed and other w r eeds, and then attacking various crops, 

 among wilich is the grape. (See p. 247). They are about 3^ 



* Ampelophaga myron Cram. f Deilephila lineata Fab. 



