EUCEEEON. — ELTSIUS. 
61 
whitish ; trochanters rose-red, with black outer angle in front ; remainder of legs varied with 
black; venter cream-coloured, all the segments, excepting the last two, rosy behind and 
spotted with black at the sides ; last two segments black with white edging. Expanse of 
wings 1 inch 4- lines. 
Boa Vista, Rio Jutahi; taken February 1, 1875 (/. TV. H. Trail). 
Eucereon arenosum, n. sp. (Plate XVII. fig. 10.) 
Wings sandy brownish ; primaries irregularly traversed by series of pale-edged dark 
brown spots ; secondaries with the costa whitish : thorax sandy brown ; antennae dark brown ; 
abdomen rose-red, clothed with whitish hairs at the base ; anus blackish, clothed with white 
hairs ; wings below with the markings obsolescent and confused ; body sandy ; venter with 
small lateral brown spots. Expanse of wings 1 inch 1 line. 
Jamiry, Rio Madeira ; taken May 28, 1874 (/. W. H. Trail). 
HYALEUCEEIA, Butler. 
Hyaleuceria erythrotelus. (Plate VII. fig. 13.) 
Glaucopis (Pheia) erythrotelus, Waller, Cat. Lep. Het. i. p. 147. n. 11 (1854). 
Wings hyaline white, veins black-brown ; primaries with the margins and the apical 
area, almost to the middle, black -brown, enclosing a bifid hyaline white spot ; secondaries with 
a moderately broad black border, dentated on interno-median and internal interspaces. Body 
dark brown ; collar and anus carmine ; anterior trochanters cream-colour. Expanse of wings 
1 inch 1 line. 
Para [Grahame). 
NEEITOS, Walker. 
Neritos obscurata, n. sp. (Plate XVII. fig. 6.) 
Primaries pale purplish brown ; the interno-basal area, a large patch surrounding the 
discocellulars, and two ill-defined patches on the outer margin, sordid testaceous ; a brown 
spot on the discocellulars : secondaries rosy, becoming whitish towards the abdominal margin. 
Body testaceous. Wings below ochraceous upon the costa and veins ; remainder of the wing 
rosy, shot with lilacine. Expanse of wings 1 inch 4 lines. 
Prainha; taken November 14, 1873 (/. W. H. Trail). 
ELYSIUS, Walker. 
Elysius optimus, n. sp. (Plate XVII. fig. 8.) 
Primaries red-brown, covered with yellow scarlet-centred spots ; veins carmine : secou- 
daries rosy. Head, collar, and thorax yellow ; an annular scarlet marking on the vertex of the 
H 2 
