1506 CATALOGUE OF 



to the tip, extending very little beyond the hind wings ; apical tuft 

 small. Legs smooth, slender; hind tibiae slightly fringed; spurs 

 long, slender. Wings elongate, rather narrow. Fore wings acute ; 

 exterior border straight, rather oblique; second and third inferior 

 veins united and forming a common petiole towards their base; 

 fourth rather remote. 



NlGETIA FOKMOSALIS. 



Mas. Alba, subtus cinerea ; caput nigrum, vertice albo ; abdo- 

 men ceneo-cinereum, basi apiceque album, fascia subapicali 

 lineolisque duabus apicalibus nigris ; pedes antici supra 

 nigri ; alee anticce vitta costali fasciaque media obliqua latis 

 ceneo-nigr is, fascia submarginali cervina diffusa, fascia mar- 

 ginali maculari glauco-cinerea, lunulis marginalibus nigris ; 

 posticce ceneo- cinerea, striga apud angulum interiorem alba 

 obliqua. 



Male. White, cinereous beneath. Head, except the vertex, 

 and palpi black, the latter with a chalybeous tinge. Antennae black. 

 Abdomen aeneous-cinereous, white at the base and at the tip, with a 

 black band near the tip; a black longitudinal line on each side of 

 the apical tuft. Fore femora and anterior tibiae mostly black above. 

 Fore wings with a broad costal stripe and a broad oblique middle 

 band aeneous-black ; costa with some oblique very small white 

 streaks; an incomplete diffuse fawn-coloured submarginal band, 

 and a glaucous-cinereous macular marginal band ; marginal lnnules 

 black. Hind wings aeneous-cinereous, with a white oblique streak 

 by the interior angle and with a brown marginal line. Length of 

 the body 3 lines; of the wings 10 lines. 



a. ? 



Genus TKIBUNTA. 



Mas. Corpus sat gracile. Proboscis brevis. Palpi porrecti, 

 squamosi, supra convexi, capitis latitudine non breviores; articulus 

 3us lanceolatus, 2i dimidio brevior. Antennae dense setosae. Abdo- 

 men alas posticas sat superans ; sexualia magna. Pedes graciles; 

 calcaria longissima. Alae anticae asperse, sat angustae, apice sub- 

 rotundatae, margine exteriore perobliquo vix convexo. 



Male. Body rather slender. Proboscis short. Palpi porrect, 

 squamous, convex above, as long as the breadth of the head ; third 

 joint lanceolate, less than half the length of the second. Antennae 

 densely setose; bristles rather long. Abdomen extending somewhat 

 beyond the hind wings; apical appendages large. Legs smooth, 



