HELICOPIS GNIDUS. 185 



leaves of the passion-flower, and changes into a 

 brown chrysalis, which has a tuft of red hairs at the 

 head and tail. 



This species, as well as H. Cupido, is a native 

 of Surinam. 



ERYCINA OCTAVIUS. 



PLATE XXIV. Fig. 3. 



Pap. Octavius, Fair. Mant Pap. Faunus, Fair. Species.-— 



Pap. Chorineus, Cramer, PI. 59, fig. A. 



As the above genus at present stands, it contains 

 many insects which have but little affinity to each 

 other, as may be seen by comparing the present 

 figure with that on the following plate, both of which 

 have been usually assigned a place in it. If we have 

 not altered this arrangement, it is not because we 

 do not regard it as improper, but from a reluctance 

 to introduce many partial changes, in a place where 

 it would be irrelevant to enter at length on the 

 general subject of classification. The relation which 

 groups bear to each other can be satisfactorily shown 

 only by treating of the whole ; and insulated changes 

 are the less desirable at present, as a general arrange- 

 ment of the whole class will speedily be laid before 

 the public by an individual who has long directed 



