100 EXOIIC MICKOLEPIDOPTERA. 



variably anastomosing dark fuscous-purple lines ; an oblique pale 

 streak from middle of cost a, edged with dark fuscous-puri)Ie, 

 meeting median pair of these lines; a short oblique yellow- whitish 

 dark-eciged mark from costa at |, and some blackish strigulte from 

 tliis towards posterior lines ; a golden-purple mark on lower part 

 of ternien, preceded by throe round black dots and surmounted by 

 another; a curved blue-leaden line from | of costa to beneath 

 extremities of two pra^apical streaks from costa, of which first is 

 bright orange, second silverj'-white ; a Avhitish dot on subapical 

 sinuation edged with dark fuscous-purple : cilia deep coppery- 

 purple, indented with viclet-whitish on subapical sinuation. Hind- 

 wings oriin<>e, deeper towards termen ; a broad subdorsal streak of 

 fuscous suffusion; a suffused dark fuscous subcostal line, whence a 

 subtermiuiil series of six small blackish spots runs to subdorsal 

 streak, three upper more or less suffused or confluent ; cilia 

 purplish-orange, with dark purple-fuscous basal line. 



l5iUTisH Ghana, Bartica, in January and February {Parislt) : 

 three specimens. 



LYGRONOMA, n. g. 



Head smooth; ocelli present; tongue developed. Antenna? |, 

 ill c? with long ciliations, basal joint moderate, without pecten. 

 Labial palpi moderate, curved, ascending, with oppressed scales, 

 terminal joint somewhat shorter than second, slender, poiijted. 

 Maxillary palpi rudimentary. Posterior libias smooth-scaled. 

 Forewings with 1 b furcate, 2 from towards angle, 3 from angle, 

 7 to costa, 11 from before middle. Hind wings 1, ovate, cilia 5 ; 

 3 and 4 short-stalked, 5-7 nearly parallel. 



Allied fo Bfcnihia, from which it differs by costal termination of 

 7 of forewings. 



Lygronoma sporimaea, n. sp. 



cJ 5 . 10-11 mm. Head and thorax dark bronzy-fuscous, lower 

 part of face whitish. Palpi bronzy, internally whitish. Antennal 

 ciliations of J 2|. Abdomen dark fuscous. Forewings moderately 

 elongate, posteriorly dilated, costa gently arched, apex rounded, 

 termen oblicpiely rounded ; dark fuscous, irregularly strewn with 

 whitish and blackish scales : cilia bronzy-fuscous sprinkled with 

 whitish, with darker subbasal shade. Hindwings and cilia rather 

 dark fuscous. 



British Guiana, Bartica, in February (Par/s/i); three specimens. 



PHALERARCHA, n. g. 



Head smooth ; ocelli large ; tongue developed. Antennse |, 

 basal joint moderate, without pecten. Labial palpi rather long, 

 recurved, second joint somewhat thickened with appressed scales 



