590 



IX SHOTS A P, IMA I) 



them can easily be seen by reference to the illustration on 

 that page. 



This insect is a native of Guiana. The long, narrow wings 

 are black, and upon each wing are two large patches of pale 

 greyish yellow, these portions being partially translucent. The 

 generic name of Thyridia, or "little window," is given to the 

 insect on account of these window-like patches on the Mack 

 wings. The body is dark brown, with the exception of some 

 round white spots. 



There are several species of Thyridia, all coloured very much 

 alike. One of the most remarkable is Thyridia JEdcsia, in 

 which the translucent parts of the wings are ruddy chestnut 

 instead of pale yellow. The larva of this species is smooth. 



Of the group called Satyrince a single example will suffice. 

 The insect which is called Callitcera Aurora is a very remark- 

 able one. In the last-mentioned Butterfly there are large trans- 



Fia SSS.— Calliteera Aurora. 



i 1 i.'lislllrrlit ) 



lucent patches on the wings, but in this the whole of the wing 

 is translucent. It is a native of Peru. 



As may be seen by a glance at the illustration, the wings are 

 so translucent that objects can be seen through them quit' 



