200 



LEPIDOPTBEA (MOTHS). 



moth, in the male sex, about two inches across the wings, which 

 are dusky beneath, the body and thorax yellow: the female 

 is larger, and dull yellow with orange on the fore-wings, hind 

 ones brown. The larvae are long white grubs with distinct 

 brown head, found during the winter in hop-stocks and devour- 

 ing the roots of grass, where they are extremely difficult to 

 destroy. 



The Hepialidaj suffer from a fungoid disease caused by 



L__b 



Fi^. 101. — CoRDYClil's KKTnMdRHlzA (;i fuiigu.s Oil Hepiiilus larvit). 

 a, Fruit ; b, iiiyccliiini. 



Conli/ceii.-' enfomorhi::a, which grows out of the caterpillar, after 

 having invaded it internally and killed it (fig. 101). 



Bombycina. — The " bombyces " are mostly clumsy, heavy- 

 bodied moths, with a -^ery hairy covering to their abdomen and 

 thorax. The antenna^, in the male are pectinated. The wings 

 are broad and tectiform when at rest. The females are generally 

 larger than the males ; some are wingless, as in the Yapoiirer 

 Moth (Orijyia aiitiqiia). The larva are usually very hairy, and 

 many spin a light cocoon in which they pupate. The pupse 

 are never found underground. 1'he larvae of some species are 

 gregarious, spinning large tents of silk under which they live 



