288 
NOCTPIDJE. 
punctiform, sinuous ; an indistinct waved whitish subterminal 
line defined on each side by rather diffused reddish brown ; 
a crenulate dark brown terminal line. Underside white, 
tinged with rufous ; hind wing with slight dark discoidal 
striga and faint postmedial line. 
Hab. Br. N. Guinea, Milne Bay (Meek), l <$ type. Exp. 24 
millim. 
Genus CORSA. 
Type. 
Corea, Walk. xiii. 1101 (1857) lignicolora, Walk. 
Corsa atribasis, n. sp. 
$. Head and thorax grey mixed with dark brown, the 
metathorax with metallic black crest ; abdomen grey suffused 
with brown and with some rufous at base ; antennae blackish ; 
palpi red-brown, whitish at tips ; pectus, legs and ventral 
surface of abdomen pale grey, the legs slightly tinged with 
red -brown. Fore wing with the basal area black- brown with 
oblique outer edge, then whitish suffused with rufous at middle 
and end of cell, the postmedial area whitish tinged with purple, 
the terminal area dark grey-brown ; a blackish bar from 
middle of costa, then a faint medial line excurved to end of 
cell where there is a rufous discoidal bar ; postmedial line 
faint, pale, rather diffused, oblique to vein 6, then inwardly 
oblique and slightly angled outwards at vein 1 ; traces of a 
pale subterminal line, excurved below vein 7 and at middle ; 
a series of black points before termen with rufous marks 
beyond them. Hind wing with the base and inner margin 
whitish, some rufous suffusion on disk and along vein 1, 
the rest of wing greyish suffused with purple-brown ; a 
diffused dark brown mark just beyond the cell ; a postmedial 
series of minute dark brown spots, arising at vein 6 and 
incurved below vein 2 ; an indistinct diffused pale subterminal 
line defined on each side by purple-brown suffusion, excurved 
below vein 7 ; a series of black points before termen with 
rufous marks before them. Underside brownish white. 
Hab. Dutch N. Guinea, Kapaur (Doherty), 1 $ type. 
Exp. 28 millim. 
Corsa molybdopasta, n. sp. 
$. Head rufous ; thorax red-brown tinged with grey, the 
metathorax with crest of metallic red-brown scales ; abdomen 
red-brown tinged with grey ; antennae blackish ; palpi 
red-brown, the 3rd joint whitish at base and tips ; pectus, 
legs and ventral surface of abdomen whitish tinged with 
rufous, the tibiae and tarsi banded with brown. Fore wing 
red-brown mixed with some whitish especially on terminal 
area and tinged in parts with grey ; a whitish subbasal bar 
