Moths 



219 



its case of two leaf fragments, looks like any related land 

 caterpillar, with its small brown head, its strongly 



Fig. 127. Two larval cases of the moth 

 Hydrocampa, each made of two pieces 

 of Marsilea leaf. Upper smaller case 

 unopened, larva inside; lower case opened 

 to show the larva, its cover lielow. 



chitinized prothorax and the series of fleshy prolegs 

 underneath the abdomen. By these same characters 

 any other aquatic caterpillar may be distinguished from 

 the members of other orders. Paraponyx makes no 



