OXIDERCIA. 
305 
Genus OXIDERCIA. 
Oxidercia, Hiibn. Yerz. p. 340 (1827) 
Gangra, Walk. Trans. Ent. Soc. (3) i. p. 104 (1862)... 
Paranympha, Butl. Trans. Ent. Soc. 1879, p. 73 
Type. 
toxea, Stoll. 
atripustula, Walk. 
toxea , Stoll. 
Oxidercia lepraota, n. sp. 
cJ. Head and tegulae bright rufous, the frons and rest of 
loi ax paler rufous; antennae dark brown; palpi bright 
rufous, the 3rd joint white ; abdomen whitish tinged with 
rufous ; pectus and ventral surface white ; legs bright rufous, 
t e fore tibiae fringed with white and blackish scales. Fore 
wing whitish suffused with bright rufous to the postmedial 
line, the terminal area irrorated with brown ; antemedial 
line brown, angled outwards below costa, then waved ; 
orbicular and reniform whitish defined by brown, the former 
round, the latter expanding below into a large rounded patch 
extending to below vein 2, some chocolate-brown before it 
in discal fold and some fiery red on median nervure, a 
chocolate-brown patch with some fiery red on it beyond it 
before the postmedial line which is dark brown, waved, 
strongly incurved below vein 4 ; a subterminal series of small 
dark brown rather lunulate spots, oblique below vein 4 ; 
a terminal series of small rather triangular dark brown 
lunules. Hind wing whitish suffused with rufous, the inner 
area with some dark brown irroration ; a large round whitish 
spot at end of cell defined by dark brown and with dark 
point on it at lower angle of cell, a dark line from its hiner 
edge to inner margin, some fiery red before and beyond the 
round spot ; postmedial line dark brown defined on outer 
side by whitish, waved, excurved beyond the cell, then in- 
curved to the lower edge of the spot and diffused and black 
below it ; a subterminal series of small dark brown spots ; 
a waved blackish terminal line. Underside of fore wing 
whitish, suffused with fulvous red to the postmedial line 
except on inner area, the spots in and at end of cell as above 
but the latter with rather waved edges, some red-brovn 
irroration beyond the postmedial line below vein 4 and a small 
subapical spot ; hind wing suffused with fulvous red to the 
postmedial line except on inner area, a small white spot 
defined by dark brown before the upper edge of the round 
discoidal patch. 
Hab. Br. Guiana, Demerara (Rodway), 1 $ type. Exp. 
36 millim. 
Oxidercia tliermeola, n. sp. 
<?• Head and thorax deep red-brown ; antennae dark 
brown with white points on the shaft in front towards base ; 
frontal tuft whitish at sides ; palpi with the 3rd joint irrorated 
x 
