544 EXOTIC MICROLEt'IDOPTERA. 



anteriorly gently, posteriorly moderately arched, a^Dex obtuse, 

 terraeu slightly rounded, rather oblique ; rather deep ochreous- 

 bronze ; a slightly incurved white Hue from | of costa to |- of 

 dorsum, area beyond this wholly blackish, finely irrorated with 

 white except on a roundish* blotch occupying upper § of termen, 

 terminal edge finely white : cilia grey, basal half dark grey. 

 Hindwings grey becoming blackish-grey posteriorly, subhyaline in 

 cell and towards base beneath cell ; cilia bluish-grey, with darker 

 subbasal line. 



French Guiana, St. Jean, R. Maroni ; nine specimens. 



Triclonella pictoria, n. sp. 



2 . 21 mm. Head pearly ochreous-grey-whitish. Palpi white 

 lined with black. Thorax grey, posterior margin white. Fore- 

 wings elongate, rather narrow, posteriorly somewhat dilated, costa 

 gently arched, apex obtuse, termen obliquely rounded; ochreous- 

 bronze ; a white basal mark in middle ; extreme dorsal edge white, 

 thickened towards base ; a very fine white line along submedian 

 fold from base to middle of wing ; a white line from | of costa to 

 ■4 of dorsum, discal portion forming an acute angle inwards, area 

 beyond this wholly dark fuscous streaked with white irroration on 

 veins, terminal edge white ; cilia whitish, basal half grey. Hind- 

 wings dark grey, lighter anteriorlj^, with hyaline areas towards 

 base in and beneath cell ; cilia grey, with darker subbasal shade. 



French Guiana, R. Maroni; one specimen. 



MELOCHHYSIS, n. g. 



Head with loosely appressed hairs, sidetufts roughly spreading ; 

 ocelli present; tongue developed. Antennae f, in c? moderately 

 ciliated, basal joint moderate, with pecten. Labial palpi mode- 

 rately long, curved, ascending, second joint reaching base of 

 antenntB, thickened with appressed scales, rather rough beneath, 

 terminal joint hardly more than half second, slender, pointed. 

 Maxillary palpi very short, filiform, appressed to tongue. Thorax 

 with posterior crest. Posterior tibiae clothed with long rough 

 hairs. Forewings with 1 b furcate, 2 from towards angle, 7 absent, 

 11 from middle. Hindwings 1, elongate-ovate, cilia ^ ; 3 and 4 

 connate, 5-7 parallel. 



Belongs to the Eulccliria group. 



Melochrysis heliaca, n. sp. 



(5 13 mm., 5 10-17 mm. Head orange-ochreous. Palpi 

 ochreous-whitish, second joint ferruginous. Antennal ciliations of 

 c? 1^. Thorax deep ferruginous. Abdomen pale ochreous. Fore- 

 wings elongate, rather narrow, costa gently arched, apex obtuse- 

 pointed, termen very obliquely rounded ; deep ochreous-orange : 

 cilia ochreous-orange, on costa and apex ferruginous. Hindwings 

 and cilia whitish-orange-ochreous. 



French Guiana, 11. Maroni ; three specimens. 



