108 MR. F. WALKER ON HETEROCEROUS LEPIDOPTERA 
95. LirHoSsIA DISCALIS, n.s. Mas. Testacea, antennis subsetulosis, 
abdominis fasciculo apicali compresso, alis anticis vix acutis litura dis- 
cali gibba nigricante fasciculata. 
Male. ‘Testaceous, rather flat. Antenne minutely setulose. Abdomen 
with a compressed apical tuft. Fore wings hardly acute, with a gib- 
bous blackish tufted mark on the discal areolet, which is concave be- 
neath ; costa hardly convex; exterior border very oblique. Hind 
wings paler. Length of the body 3} lines; of the wings 8 lines. 
Gen. Buavia, n. g. 
Mas. Corpus gracile. Proboscis subobsoleta. Palpi brevissimi. An- 
tenne breviusculz, setulose. Abdomen alas posticas vix superans, 
fasciculo apicali parvo. Pedes graciles; femora sulcata; tibiz pos- 
tice calearibus quatuor longiusculis approximatis. Ale elongatz ; 
antic apice rectangulate, costa recta, margine exteriore subobliquo 
VIX convexo. 
Male. Body slender. Proboscis almost obsolete. Palpi very short. 
Antenne rather short, distinctly setulose. Abdomen hardly extend- 
ing beyond the hind wings; apical tuft small. Legs slender; femora 
furrowed; hind tibiz with four rather long approximate spurs. 
Wings elongate, moderately broad. Fore wings rectangular at the 
tips; costa quite straight; exterior border hardly convex, slightly 
oblique; 2nd superior vein forked near the base; no 3rd or 4th infe- 
rior veins. _ 
This genus, perhaps, may not belong to the Lithoside. 
96. BLAVIA CALIGINOSA, n.s. Mas. Nigro-fusca, subtus cinereo- 
fusca, alis cinereis margine exteriore fusco. 
Male. Blackish brown, cinereous brown beneath; wings cinereous, 
brown towards the exterior border. Length of the body 3 lines; of 
the wings 8 lines. 
. Gen. Mantata, n. g. 
Mas. Corpus sat gracile. Proboscis distincta. Palpi porrecti, obtusi, 
frontem perpaullo superantes, articulis indistinctis. Antenne se- 
tacez, compressz, subserratz, setulosze, basi robustz. Abdomen alas 
posticas non superans, fasciculo apicali parvo. Pedes sat validi; 
tibiz posticee quadricalcarate. Ale elongate ; anticee apice rotun- 
datz, areola discali fimbriata, costa vix convexa, margine exterlore 
sat obliquo. , 
Male. Body rather slender. Proboscis distinct. Palpi porrect, ob- 
tuse, extending very little beyond the front ; joints indistinct. An- 
tenn setaceous, compressed, subserrate, setulose, stout towards the 
base. Tegule of the thorax furrowed. Abdomen not extending be- 
yond the hind wings; apical tuft small, Legs rather stout; hind 
tibiz with four moderately long spurs. Wings elongate, moderately 
