TINEID^. 271 



in c? simple, basal joint moderate, without pecten. Labial palpi 

 moderately long, porrected, filifoim, terminal joint somewhat 

 shorter than second, tolcrablj' pointed. Maxillary i)alpi several- 

 jointed, folded, filiform. Posterior tibiae with appressed scales. 

 Forewings 16 simple, 2 from angle, 7 to costa, 11 from towards 

 base. Hindwings |, lanceolate, cilia 2 ; 2 and 3 short, cell open 

 between '3 and 5, 4 absent, 5-7 basally approximated. 

 Type metrodoxa. Perhaps related to llomotinea. 



Opsodoca metrodoxa, n. sp. 



d' . 6 mm. Head, thorax, abdomen ochreous-whitish. Palpi 

 whitish, a dark fuscous line externally. Porevvings elongate, 

 narrow, costa gently arched, apex obtuse-pointed, termen very 

 obliquely rounded ; whitish, some scattered ochreous and dark grey 

 scales ; a black dot beneath costa at i, some blackish scales on costa 

 about ^, and an elongate blackish-grey spot at | ; short black dashes 

 in disc beyond middle and towards termen, edged beneath with 

 ochreous-yellowish suffusion ; an apical spot of blackish irroration : 

 cilia whitish-ochreous, a median line of blackish points. Hindwings 

 light grey; cilia whitish-grey. 



Bkitish Guiana, Bartica, Mallali, Pebruary, March (Parish) ; 

 two specimens. 



'j 



Opsodoca amentata, n. sp. 



cT . 6 mm. Head white. Thorax whitish slightly sprinkled 

 dark fuscous, shoulders tinged ochreous. Abdomen grey. Pore- 

 wings elongate, costa gently arched, apex obtuse-pointed, termen 

 very obliquely rounded; whitish, finely speckled dark fuscous, some 

 scattered black scales towards dorsum and posteriorly; an elongate 

 black mark on costa before middle and larger semioval one about 

 ■|, edged ochreous suffusion beneath ; elongate black marks on fold 

 before middle, in disc beyond middle, and towards termen in middle, 

 edged ochreous sufiusion beneath ; a black apical spot: cilia whitish- 

 ochreous, rows of black points, an interrupted black subbasal line. 

 Hindwings dark grey; cilia grey. 



Beitish Guiana, Bartica, Pebruary (ParisJi) ; one specimen. 



/ XYSTROLOGA, n. g. 



Head rough; ocelli posterior; tongue obsolete. Antennao |, in 

 c? simple, basal joint moderately elongate, without pecten. I,abial 

 palpi moderately long, porrected, smooth-scaled, second joint with 

 two or three apical bristles, terminal joint shorter than second, 

 tolerably obtuse. Maxillary palpi several-jointed, folded, filiform. 

 Posterior tibiae rough-haired above and beneath. Porewings 1 b 

 furcate, 2 from angle, 6 and 7 stalked, 7 to costa, 11 from towards 

 base. Hindwings somewhat under 1, ovate-lanceolate, cilia 1 ; 

 cell open between 3 and 4, 4 approximated to 5, 5 and 6 stalked, b 

 to apex. 



Type invidiosa. Perhaps allied to Leucomcle. 



