312 INSECT PESTS OF FARM, GARDEN AND ORCHARD 



spread growth of the cow-pea. Like the common bean-weevil it is 

 practically cosmopolitan in its distribution, but is most injuriou - 



FIG. 226. The four-spotted bean-weevil: n, beetle; b, larva; c, pupa all 

 enlarged. (After Chittenden, U. S. Dept. Agr.) 



in tropical regions. The life history and remedial measures are 

 practically the same as for the common bean-weevil. 



The Four-Spotted Bean-weevil* The wing-covers of this species 



FIG. 227. The four-spotted bean-weevil: a, cow-pea showing holes made 

 by weevils in their escape from seed, also eggs deposited on surface; b, 

 egg; c, young larva; d, head of same; e, prothoracic leg; /, spine above 

 spiracle of first abdominal segment a, twice natural size; b, f, greatly 

 enlarged. (After Chittenden, U. S. Dept. Agr.) 



are covered with gray and white pubescence and four darker spots 

 from which the species is named. It is more slender than the pre- 

 ceding species and the antennae of the male are not pectinate. 

 * Bruchus quadrimaculatus Fab 



