(ECOPnOElDiE. 179 



curved outwards in disc, where it limits the yellow area. Hind- 

 wings ochreous-j'cllow, almost wholly suffused with pale rosy 

 except towards base on costal half ; cilia ochroous-whitish, towards 

 base rosy-tinged. 



JJKITISH. Guiana, Barlica, in December (Parts//); one specimen. 



Machimia porpotis, n. sp. 



cJ 2 • 15-17 mm. Head pale ochreous, centrally whitish- 

 tinged, sides more or less marked with crimson. Palpi whitish- 

 oclireous, second joint externally with upper longitudinal half 

 crimson-pink, lower grey, terminal joint crimson - pink except 

 towards apex. Antennal ciliations of c5' 4. Thorax whitish- 

 ochreous irregularly marked or mixed with crimson. Abdomen 

 whitish - ochreous. Forewings elongate, moderate, posteriorly 

 dilated, costa gently arched, apex rounded-obtuse, termen nearly 

 straight, hardly oblique ; ochreous-rosy tinged with grey ; costal 

 edge crimson, edged beneath by a fine dark grey line continued 

 round termen, extreme costal edge dark grey towards base ; stig- 

 mata dark grey, small, second discal moderate, discal connected by 

 a slender yellowish streak extended to posterior line, a slender 

 yellowish streak also along fold ; a greyish line marked with 

 cloudy dark gre)- dots running from costa at |^ obliquely to disc 



at 4, thence curved round to fold beneath second discal stigma 



^ . . . . . 



and sinuate on it, but not quite reaching dorsum : cilia ochreous- 



whitish, on tornus greyish-tinged, basal third crimson limited by a 



purplish-grey line. Hindwings yellow-whitish, more yellowish 



posteriorly, costa and termen more or less suffused with pale rosy ; 



cilia yellow-whitish, basal third rosy-tinged. 



British Gitiana, Bartica, in December and January (Parish) ; 



three specimens. 



Machimia mydopis, n. sp. 



J . 13 mm. Head whitish-ochreous, crown tinged with grey. 

 Palpi whitish-ochreous, second joint with upper longitudinal half 

 crimson on basal half, lower grey throughout. Antennal ciliations 

 3. Thorax pale greyish-rosy (injured), ])atagia grey with pale 

 yellowish margins. Forewings elongate, rather dilated posteriorly, 

 costa gently arched, apex rounded-obtuse, termen nearly straight, 

 hardly oblique ; 2 and 3 stalked ; light pinkish suffused with grey ; 

 a short whitish-yellowish dash along base of dorsum, edged above 

 with bright crimson ; a streak of darker grey suffusion along costa, 

 narrowed towards apex and continued along termen, costal edge 

 pinkish; stigmata cloudy, dark grey, plical obliquely beyond first 

 discal; a cloudy indistinct grey line from g of costa rather 

 obliquely outwards, curved round to fold beneath second discal 

 stigma, and thence bent to dorsum : cilia greyish, basal third 

 mixed with crimson (imperfect). Hindwings ochreous-whitish 

 suffused with pale grey, towards termen suffused with pale rosy ; 

 cilia ochreous-whitish, basal half rosy-tinged, 



Bkitish Guiana, Mallali, in March {Parish); one specimen. 



