THE BUTTERFLIES AND MOTHS 



MACRO LEPIDOPTERA 



191 



Among the larger moths are two families whose larvae bore into 

 solid wood, though they are by no means nearly related. 



The carpenter-moths (Cossidae) are medium-sized to large moths 

 with spindle-shaped bodies and strong, narrow wings, thus closely 



- *Af^ 



.4-" * " * 



< T ..; i ^ m .. * 



FIG. 299. The leopard moth. (Natural size) 



a, female moth ; fr, male moth ; c, larva in burrow ; d, pupal skin from which moth has 

 emerged. (From Insect Life, United States Department of Agriculture) 



resembling the sphinx moths. The caterpillars are all wood borers, 

 living from two to four years in the roots or trunks of trees. When 

 full grown they are from two to three inches long, usually, whitish, 

 more or less black-spotted, with black heads bearing strong jaws. 

 The female moth of a common species, which lives in the locust, 

 has a wing expanse of three inches and is of a pepper-and-salt 

 color. A recently imported European species is the leopard moth 



