276 



INSECTS INJURIOUS TO THE GRAPE. 



inch and a quarter across. Its fore wings are grayish brown 

 with a silky lustre, with several pale dots on the front edge, 

 and three short dark streaks near the middle. The hind 

 wings are paler. 



When found to be injurious, the caterpillars may be subdued 

 by hand-picking. 



No. 149.— The Spotted Pelidnota. 



Pelidnota punctata (Linn.). 



This enemy to the grape-vine is a large and handsome 

 beetle (Fig. 285, c), which eats the leaves, making numerous 



Fig. 285. 



holes in them. It measures about an inch in length and half 

 an inch in width at its widest part, is nearly oval in form, of 

 a dull reddish-yellow color, with a polished surface, and three 

 black spots on the outer side of each wing-cover. The tho- 

 rax, which is rather darker than the wing- covers, is slightly 

 bronzed, and has a small black dot on each side; the jaws and 

 hinder part of the head are black, so also is the scutellum, a 

 small, nearly triangular piece at the point of juncture of the 

 wing-covers with the thorax. The transparent, gauzy wings, 



