C0SA10PTEUTGIDJ5. 49 



Stilbosis alcyonis, n. sp. 



2 . 15 mm. Head and thorax iudigo-bluish-grej''. Palpi dark 

 fii3C0U8-gre3% scales of second joint somewhat expanded, terminal 

 joint stout towards base. Abdomen rather dark fuscous. Eore- 

 wings elongate-lanceolate, apex produced, acute ; 9 separate ; 

 fuscous, basal area with a leaden gloss ; a dark fuscous subtri- 

 angular blotch extending on costa from near base to near middle 

 and limited beneath by fold ; a v<!ry large fuscous transverse tuft 

 beneath fold at | of wing ; groundcolour suffused with shining 

 })rismatic green-blue from this to | ; a large tuft towards costa in 

 middle, and oue on dorsum just beyond it ; a small tuft in disc at |, 

 and two or three very small ones near apex: cilia fuscous. Hitid- 

 wiiigs with 4 and 5 only approximated (generally stalked) ; ratlier 

 dark fuscous ; cilia fuscous. 



French Guiana, 11. Maroni ; one specimen. 



Stilbosis synclista, n. sp. 



cJ' . 11 mm. Head and thorax dark violet-fuscous, face light 

 bronzy-fuscous. Palpi dark fuscous, extreme tip whitish, scales of 

 second joint slightly expanded towards apex. Forewiugs verv 

 narrow, widest near base, thence attenuated to acute apex ; dark 

 fuscous ; broad subbasal fascia, moderate antemedian, and narrow 

 fascia beyond middle and at | of glossy violet suffusion ; a large 

 tutt about fold at | ; large subcostal and subdorsal almost opposite 

 ridgetufts between second and third fascijie, mixed with pale 

 ochreous and lower preceded and followed by some irregular pale 

 ochreous suffusion ; a dark fuscous tuft in disc between third and 

 fourth fasciae, and three or four small dark fuscous tufts towards 

 apex : cilia fuscous. Hindwings rather dark fuscous ; cilia fuscous. 

 Assam, Khasis, in May ; one specimen. 



Microcolona citroplecta, n. sp. 



J . 8-9 mm. Head and thorax pale yellow more or less 

 marked transversely with dark fuscous irroratiou, face whitisli. 

 Palpi yellow- whitish, with subapical dot on second joint, and 

 median and subapical dots on terminal joint dark fuscous. Easal 

 joint of antennte pale yellow with a dark fuscous crescentic median 

 mark. Forewiugs lanceolate, caudate ; 1 b furcate, 2 and 3 

 connate from angle, 4 absent, 7 and 8 stalked ; pale citron-yellow, 

 chequered with small elongate olive-fuscous spots and marks ; an 

 irregular transverse olive-fuscous blotch from dorsum before middle 

 just reaching costa, edged with a few black scales, and containing 

 a raised tuft mixed with blackish near dorsum ; a broad trans- 

 verse fuscous fascia near before apex, containing a violet-leaden 

 spot on tornus, and a dark fuscous tuft iu disc followed by a 

 violet spot ; a small black apical dot : cilia fuscous, round apex 

 pale yellow with a fuscous apical bar. Hindwings dark grey ; 

 cilia grey. 



CooEG, Dibidi, 3500 feet, in April {yewcome) ; Bengal, Pusa, in 

 VOL, II. — October 1917. e 



