GIGANTOCERAS. 7s 
extremities ; abdomen ochreous brown with the genital tufts 
whitish. Fore wing greyish suffused with sap-green and brown; 
subbasal line indistinctly double with black points on its inner 
side, from costa to vein 1; antemedial line double with black strise 
from costa, slightly bent outwards below costa, then minutely 
waved; medial line slightly waved, with blackish spot on it above 
vein 1; two black discoidal points; postmedial line double, dentate 
Fig. 54.—Gigantoceras geometroptera, $. + 
and produced to black points on the veins, excurved from costa to 
vein 3, then bent inwards ; subterminal line grey defined on inner 
side by black-brown, minutely waved, angled inwards below costa, 
at discoidal fold, and vein 2, with short black streaks beyond it on 
veins 7, 6, 4, 3, 2; a terminal series of smail brown lunules defined 
by a waved silvery grey line. Hind wing whitish suffused with 
red-brown, an indistinct dark discoidal patch, the terminal area 
fuscous brown; cilia whitish ; the underside paler except the 
discoidal patch and terminal area. 
Hab. Gasoon, Ogowe R. (Good), type t ¢ in Coll. Holland. Lap. 
38 millim. 
Sect. II. Frons normal, the eyes not approximated. 
A. Fore wing with the antemedial line curved and waved......... solstitialis, 
B. Fore wing with the antemedial line almost straight, not 
WING gacbocicSccetdhs SaSocehots Uncb Hear on ssa suScone staan Ices Jane IOo6CG rectilined. 
6406. Gigantoceras solstitialis. 
Gigantoceras solstitialis, Holl. Psyche, vi. p. 549, pl. 21. f. 9 (1893). 
Stictoptera crinopis, Hmpsn. A. M. N. H. (7) xvi. p. 533 (1908). 
Head, thorax, and abdomen brown mixed with grey ; frons deep 
black ; tegule ochreous at base bounded by a deep black line, then 
greenish grey ; metathorax with slight black crest, pectus whitish ; 
legs very long, the tarsi fuscous with pale rings; abdomen with the 
slight dorsal crests dark. Fore wing green suffused with brown 
and irrorated with black, the basal, inner, postmedial and apical 
areas darker, the discal area paler; subbasal line double, oblique, 
black, from costa to vein 1; antemedial line double, curved, 
minutely waved ; orbicular rather U-shaped; reniform concave 
towards base and with brown central line forming a spot at lower 
