Pyralida of the Subfamily Hydrocampine. 213 
pink, white at base; pectus, legs, and ventral surface of abdomen 
white, the fore legs and mid tibize above suffused with rufous. 
Fore wing purplish pink; an oblique sinuous yellow antemedial 
line ; a yellow fascia on medial part of costa conjoined to a small 
triangular yellowish-white patch in end of cell with the small 
deeper pink discoidal lunule on its outer edge ; postmedial line 
yellow, dilated at costa, excurved to vein 3 near termen, then bent 
inwards and obliquely excurved from vein 2 to inner margin ; cilia 
white with some brownish yellow at base. Hind wing purplish 
pink, the costal area white to the subterminal line, which is yellow, 
curved, from the costal area to termen at submedian fold; cilia 
white, yellow at base to vein 2. 
Hab. Kcuavor, R. Pastaza, Alpayacu (Palmer), 1 3 type. 
Exp. 380 mm. 
(6) Celorhyncidia cuprescens, sp. n. 
3. Head and thorax dark red-brown with a cupreous gloss; 
abdomen paler red-brown glossed with grey; palpi with the 2nd 
joint whitish in front and at extremity; pectus, legs, and ventral 
surface of abdomen whitish suffused with red-brown. Fore wing 
dark red-brown with a cupreous gloss; a faint diffused obliquely 
eurved dark line from costa beyond ania to middle of inner 
margin; the costa greyish towards apex. Hind wing reddish 
brown glossed with grey. 
Hab. Duron N. Guryea, Snow Mts., Oetakwa R. (Meek), 
1 ¢ type. Exp. 50 mm. 
(la) Diathrausta griseifusa, sp. n. 
3d. Head and thorax red-brown tinged with grey ; abdomen pale 
red-brown tinged with grey and. with slight whitish segmental 
lines; antenne ringed with whitish; palpi dark grey- ~brow mh 
pectus, legs, and ventral surface of abdomen pale red-brown tinged 
with grey. Fore wing red-brown suffused with grey-white, the 
terminal area whiter except towards costa; an oblique sinuous 
brown antemedial line ; postmedial line brown with an ochreous- 
white triangular mark on its inner side at costa, rather inwardly 
oblique and sinuous, a red-brown shade on its outer side from costa 
to vein 2 and a whitish point at costa; a terminal series of dark 
bars ; cilia white with a dark line near base interrupted at vein 2, 
the tips brown at apex and middle. Hind wing whitish tinged 
with brown; a slight dark terminal line; cilia w vith a white line 
at base followed by a dark line. 
Hab. Braziu, Sta. Catherina (Michaelis), 2 S$ type. Hzxp. 
14 mm. 
(4a) Diathrausta leucographa, sp. n. 
Q. Head and thorax dark reddish brown mixed with some white ; 
abdomen dark red-brown with white segmental lines; antennze 
