172 MR. F. WALKER ON HETEROCEROUS LEPIDOPTERA 
dibusque rufescenti-ferrugineis, thorace antico albo, antennis late 
pectinatis, alis anticis lineis tribus lunulatis indistinctis rufescenti-fer- 
rugineis nigro punctatis, alis posticis margine exteriore liturisque apud 
marginem interiorem rufescenti-ferrugineis. 
Male. Reddish hoary. Head, palpi, and legs reddish ferragimous. An- 
tenne very short, broadly pectinated. Thorax white in front. Fore 
wings acute, with three indistinct reddish-ferruginous lines which are 
composed of lunules, and are attended with elongated black points on 
the veims ; exterior border rather oblique. Hind wings reddish-fer- 
ruginous along the exterior border ; interior border with reddish-fer- 
rugmous marks; interior angle prominent. Length of the body 4 
lines ; of the wings 10 lines. 
204. NapREPA ALBICEPS, n.s. Mas. Alba, antennis brevissimis late 
pectinatis, alis subopalinis lineis duabus denticulatis fuscis nigro 
punctatis, anticis striga obliqua basali plagisque duabus fuscis, posticis 
margme exteriore vix flexo fimbria flexa. 
Male. White. Palpi extremely short. Antenne very short, broadly 
pectinated. Wings slightly opaline. Fore wings slightly acute, with 
two double denticulated lines, which are composed of brown lunules, 
and are accompanied by elongated black points; a brown oblique 
basal streak and two brown patches, one basal, the other on the fore 
part of the exterior border. Hind wings with lines much like those 
of the fore wings, the interior one nearly obsolete; exterior border 
very slightly bent; fringe brown. Length of the body 4 lines; of 
the wings 10 lines. 
Gen. Sustca, Walk. 
205. SusicA BASALIS, n.s. Mas. Subtestaceo-cana, nitens, palpis 
porrectis articulo 3° conico ; antennis basi late pectinatis, alis anticis 
argenteo-sabulosis, extus fuscis macula diseali rufa nigro marginata, 
spatio marginali rufescenti-ochraceo, alis posticis cervinis basi canis. 
Male. Hoary, shining, slightly testaceous-tinged. Palpi porrect, ex- 
tending rather beyond the head ; 3rd joint conical. Antenne broadly 
pectinated to beyond one-third of the length. Fore wings acute, with 
silvery spangles, brown exteriorly, excepting the marginal space, which 
is reddish ochraceous ; brown part oblique on the inner side, bordered 
on the outer side by an undulating black line, including a red, black- 
bordered discal spot. Hind wings fawn-colour, hoary towards the 
base. Length of the body 33 lines; of the wings 8 hnes. 
206. SusicA CoNGRUA, n.s. Mas. Cervina, antennis dimidio basali 
late pectinatis, alis anticis squamosis purpurascente tinctis nigro sub- 
conspersis linea recta obliqua ferruginea, alis posticis flaveseentibus 
margine interiore cervino fimbriato. 
Male. Fawn-colour. Palpi porrect, broad, obtuse ; joints not distin- 
guishable. Antenne broadly pectinated to half the length. Wings 
broad. Fore wings squamous, hardly acute, purplish-tinged, slightly 

