new South-American Arctiade: 61 
Antenne blackish brown; head and palpi crimson ; 
thorax crimson mixed with orange ; abdomen orange above, 
dark reddish brown below, basal half crimson above, 4 black 
dorsal spots on segments 5-8, a lateral row of black spots ; 
pectus crimson, coxe and femora crimson, tibiz and tarsi 
blackish brown. 
Length of fore wing 27 mm. 
Type from San Gaban, S. Peru, 2500 feet, March and 
April, 1918. 1 ¢. 
16. Hemihyalea hampsoni, sp. u. 
Distinct from other species in the genus. 
g. Both sides of wings sooty black, more thinly scaled 
in the discal areas. 
Antenne missing for the greater part, but apparently 
black, basal segment orange ; palpi, head, and thorax bright 
orange; anterior segment of palpi black; abdomen deep 
black, anal tuft orange in middle ; thorax below reddish 
orange, also cox, rest of legs black. 
Length of fore wing 21 mm. 
Type from French Guiana(?). 1 ¢. 
17. Neritos flavimargo, sp. n. 
Allied to sardanapalus, Roths., but not so dark. 
g. Upperside of fore wing deep crimson irrorated with 
blackish. A triangular costal spot extending across upper 
angle of cell and reaching below vein 5 ; apex and outer 
margin narrowly yellow, widening in cellule 3. Hind wing 
yellowish tinged with red. 
Underside paler than above, with no dark irroration. 
Hind wing with only a faint red tinge. 
Antennz deep crimson, anterior third white; head and 
thorax deep crimson, greyish ochreous below, vertex yellow ; 
abdomen crimson above, greyish white below; legs greyish 
ochreous. 
2. Fore wing with costal spot not reaching vein 5 ; 
yellow margin slightly wider in cellule 3. 
Length of fore wing, ¢ 2,11 mm. 
Type ¢ from Contamana, Rio Ucayali, Nov—Dec. ; 
? from Rio Ucayali; 1 g from Rentema Falls, Upper 
Maranon, N. Peru, 1000 feet (A. /. Pratt). 
18. Neritos cardinalis, Dogn., ?. 
N. cardinalis, Dognin, Ann. Soc. Ent. Belge, xliii. p. 327 (1889) 
(Colombia). ¢. 
? similar to ¢. On fore wing the yellow subbasal band 
