666 



SIK G. F. HAMPSON ON THE 

 Fig. 34. 



[June 1, 



Derbeta nigrifimbria, (J. \. 

 Type. IDeebeta nigrifimbeia, Wlk. xxxiv. 1148. 



Genus Pteaitstodes. 



Brazil. 



Pyrcntsfodes, Bag. Ann. Soc. Ent. Fr. 1890, p. 484. 



Palpi upturned, slender, very short and hardly reaching half- 

 way to vertex of head ; frons rounded ; antennae almost simple ; 

 mid and hind tibise slightly fringed with hair. Fore wing of male 

 with a large flap of scales in the cell ; the basal half of costal 

 arched ; the apex slightly produced ; the outer margin obliquely 

 rounded ; veins 3, 4, 5 from angle of cell ; 6 from below upper 

 angle; 7 absent ; 8,9 stalked; 10 free; 11 curved. Hind wing 

 with the discocellulars very highly angled ; the lower angle of cell 

 greatly produced ; veins 3, 4, 5 from angle ; 6, 7 shortly stalked, 

 7 anastomosing slightly with 8. 



Fig. 35. 



Pyrattstodes flavicostalis, (J. \. 



Type. *Pteatjstodes flavicostams, Eag. Ann. Soc. Ent. Fr. 1890, 

 p. 485, Brazil. 



Genus Aeica. 

 Arica, Wlk. xxviii. 439 (1863). 



Palpi with the 2nd joint upturned and reaching vertex of head, 

 the 3rd porrect and thickly scaled ; frons with a sharp tuft ; 

 antennge of male nearly simple ; mid tibiae somewhat thickly 

 clothed with hair ; hind tibiae long. Fore wing very broad ; male 

 with tympanic vesicle at base of costa, which is very highly arched, 

 the outer half somewhat excised ; the apex rectangular ; the outer 



almost continuous curve ; 



forming 



an 



and inner 



retinaculum annulate ; the frenulum thickened and flattened, 



a short lower fork ; vein 3 from near angle of cell ; 4, 5 



the 

 with 

 from 



