South American Micro-Lepidoptera. 241 



apex somewhat produced, obtuse-pointed, ternien sinuate beneath 

 apex; dark fuscous; cilia grey, darker towards base. 



British Guiana, Mallali, in March (Parish) ; four 

 specimens. 



Commatica parmulata, n. sp. 



(J. 11 mm. Head and thorax dark grey. Palpi white, finely 

 ribbed throughout with black. Abdomen dark fuscous. Fore- 

 wings elongate, narrow, costa slightly arched, apex obtuse, termen 

 very obliquely rounded; dark violet-fuscous, suffused in disc with 

 light glossy blue; an oblique blackish mark beneath fold at J; 

 stigmata large, elongate, blackish, pUcal obliquely before first 

 discal, some white irroration above and below second discal; a 

 very oblique white strigula from costa before f, whence a very 

 strongly curved fine whitish line runs to tornus; a leaden-grey 

 terminal patch extending to second discal stigma and cut by this 

 line, marked before apex by a white spot cut by two black dashes 

 and surromided by some white irroration : cilia grey, on termen 

 sprinkled with white and with a fine white median line, on costa 

 dark fuscous, at apex with a projection formed by two slightly 

 curved depressed black lines. Hind-wings 1, apex obtuse, termen 

 slightly sinuate ; dark fuscous ; cilia rather dark violet-grey. 



British Guiana, Bartica, in February (Parish); one 

 specimen. 



Commatica cyanorrhoa, n. sp, 



(J $. 14-16 mm. Head and thorax dark indigo-blue-grey. Palpi 

 dark fuscous, finely ribbed throughout with white. Abdomen dark 

 fuscous. Fore-wings elongate, narrow, costa gently arched, apex 

 tolerably pointed, termen somewhat sinuate just beneath apex 

 very obliquely rounded; dark violet -fuscous, dorsal half suffused 

 with glossy blue; stigmata obscure, dark fuscous, plical very 

 obliquely before first discal ; a fine very oblique white strigula from 

 costa before |, continued faintly to near apex, costal area beyond 

 this suffused with blackish ; a small blackish apical spot : cilia 

 dark grey, with subfalcate apical projection formed by three blackish 

 nearly straight lines suffused beneath with white, on termen 

 sprinkled with white at base and with a subbasal white line. Hind- 

 wings over 1, apex obtuse, termen not sinuate ; dark fuscous ; cilia 

 grey, darker towards base, in ^ white round dorsal region. 



British Guiana, Bartica and Mallali, from December to 

 March (Parish) ; twenty-four specimens. Extremely like 



