RHYACIA. By W. Warren. 
59 
all sometimes obsolete; sometimes a strong bent median shade is visible; hindwing pale fuscous; fringe of both 
wings bright rufous; this bright rufous type form is found in Sikkim; — ab. obscura ab. nov. (7 i) is a darker obscura. 
and duller form, both wings tinged with grey, found in Bhutan; — ab. khasiana ab. nov. (7 i) on the other hand, Tchasiana. 
is a paler form with the hindwings pale ochreous tinged towards termen with grey, and with the fringe less brightly 
rufous; the forewings are more brickred without any yellow suffusion; this is the ordinary form from the Khasia 
Hills; — ab. nubifera ab. nov. (7 i), — as exemplified by a single $ from Darjiling, is smaller and paler than nuUfera. 
typical, without any black scaling or trace of blue grey scales, and with a large diffuse brown cloud on the 
basal half of inner margin, as in well-marked examples of basistriga ; the hindwing paler, as in the Khasia Hills 
form, and the fringe of both wings buff rather than rufous; — another form, ab. olivacea ab. nov. (7 i), a single olivacea. 
$ from Darjiling, has the ground colour of forewing rich olive brown; the lines and a thick median shade darker; 
the veins towards termen and the terminal area strongly blue grey; the stigmata indistinct; — lastly ab. nigri- nigrivena. 
vena ab. nov. (7 k), a very large $ from Sikkim, of the typical bright rufous ground colour has all the markings 
obliterated, except a faint median shade, and the veins beyond outer line thickly lined with black scales, 
traversed by the paler subterminal line. The species is confined to 1ST. India. 
R. basistriga Moore (Vol. 3, pi. 10 f). Forewing dull grey brown, speckled with darker, and heavily basistriga. 
suffused with purple fuscous in basal area and along inner margin to middle; when fresh with a reddish tinge, 
which disappears in faded specimens; inner line double, deep purple brown, strongly angled outwards on vein 1; 
outer line brown and double, finer than inner line, produced to form dotted teeth on the veins; subterminal 
line pale, preceded by a dark costal patch, the terminal area beyond it often darker; stigmata pale, outlined 
with deep brown; median shade sometimes thick and distinct across wing; hindwing greyish fuscous, paler 
in basal area in the with a dull cell spot; fringe of both wings faintly rufous; in the ab. subcarnea ab. nov. (7 k) subcamea. 
the fuscous scales are all absent and the whole wing is strongly tinged with rufous and slightly dusted with 
purplish grey scales; -— ab. rufistigma ab. nov. (7 k), a very dark $, has the two stigmata bright rufous, the rufistigma. 
outer and subterminal lines and fringe rufous; the inner line more vertical. Sikkim and Bhutan, N. India. The 
species occurs also in Tibet and China. 
R. griseithorax Warr. (7 k). Forewdng pale lilac grey with a faint greenish tint; the speckling and lines griseithorax. 
olive brownish; inner and outer lines double, filled in with pale grey; the inner strongly angled outwards below 
vein 1; outer line sinuous, followed by black and white dashes on veins; submarginal line double, brown filled 
in with pale, hardly bent, preceded by a chocolate brown shade on costa; stigmata all large, grey with paler 
annuli and brown outlines, the ciaviform reaching to beyond orbicular, and the reniform produced inwards 
along median vein; fringe brown and grey with a bright rufous white basal line; costal edge pale greenish ochreous 
for 3 /4; hindwing fuscous grey, dark before termen; fringe white tinged with rufous. Khasia Hills, Assam. 
R. flavirena Moore (7 k). Forewing deep rufous, speckled with blue grey scales along costa, at base of flavirena. 
folds, and along the veins terminally; in quite fresh examples the slightly darker brown lines and outlines of 
stigmata are distinct; ciaviform marked by a black dot at its extremity and sometimes filled in with faint blue 
grey scales; the orbicular and reniform often yellowish fulvous; submarginal line faintly paler; fringe conco- 
lorous; hindwing smooth greenish fuscous; the fringe bright rufous; the ab. vulpina Moore (7 k) has the forewing vulpina. 
uniform rufous, the stigmata not showing yellowish; as a rule these unicolorous forms are only the d'c? 
shoAving the stigmata paler; — another form, -—• ab. derufata ab. nov. (7 k) slightly smaller than typical exam- derufata. 
pies, is pale olive fawn colour, tinged \A r ith rufous only along inner margin and in outer half of wing; the lines 
and edges of stigmata rufous and more visible; the stigmata themselves of the pale ground colour; a black 
dot at base of cell and that at end of ciaviform both more conspicuous; the vems clearly marked Avith bluish- 
grey and dark scales, but the rest of the wing entirely without them; hindAving also paler; the head, thorax 
and dorsum concolorous with forewings; the anal tufts typically rufous. Described from a q from Tonglo, Sik¬ 
kim, 10000 feet, July 1886, taken along with other, typical, examples. S ikki m, N. India; a large species. 
R. tincta Leech. (Vol. 3, pi. 10 f). ForeAving purple brown or rufous broAvn, dusted with dull blue grey tincta. 
scales; lines deeper brown, double, filled in with blue grey; inner line angled outwards on subcostal vein and 
below vein 1, inwards on submedian fold; outer line sinuous; submarginal faint, preceded on costa by a brown 
patch; stigmata broAvn with blue grey annuli or altogether blue grey, their outlines brown; hindwing brownish 
fuscous; the fringe rufous. Described by Leech from W. China, but recorded from Simla, Punjab, N. India; 
also from the Khasia Hills, Assam. 
R. griseivena Hmps. (Vol. 3, pi. 10 g). Forewing pale olive brown; the veins blue grey ; inner line white, griseivena. 
angled outAvards below costa and above inner margin, deeply edged on both sides Avith blackish; outer line 
lunulate-dentate, outAvardly whitish-edged; submarginal line white, preceded by black blotches between the 
pale veins; the stigmata grey ringed Avith whitish, then outlined in black, the Avhole cell blackish; hindwing 
fuscous, the basal half paler, and termen darker, altogether darker in $. Punjab, N. India; also occurs in Kashmir. 
R. cerastioides Moore ( = nubila Moore) (8 a). ForeAving purplish brown, slightly tinged with purplish- cerastioidcs. 
