MICROLEPIDOPTERA OP NEW GUINEA 
13 
Xestocasis Meyrick, 1914 
Xestocasis Meyrick, 1914, Entom. MitteiL, Suppl., vol. 3, p. 54. Fletcher, Mem. 
Agric. Ind., Ent., vol. 11, p. 237, 1929. 
Xestocasis antirrhopa spec. nov. (fig. 725) 
dvTiQQonos = of equal worth 
$ 15 mm. Head and face pale yellow, back of vertex suffused dark 
fuscous. Antenna wliitish-ochreous, flagellum with basal fifth and apex 
infuscated. Palpus pale ochreous, median segment along posterior half 
with dark brown lower edge, posterior segment with anterior edge 
blackish, apical half entirely blackish. Thorax dull dark coffee-brown. 
Abdomen orange, three anal tergites infuscated, other segments each 
with two slender longitudinal pleural streaks not reaching posterior edge. 
Legs ochreous-orange, anterior femur infuscated, all knees infuscated, all 
tibiae with broad subapical brownish-black bands, median tarsus with an 
antemedian band on basal segment, posterior tarsus with a similar band 
and also basal bands on all other segments. Fore wing lanceolate, strongly 
narrowed at base, costa being straight, but dorsum strongly rounded 
towards base ; base of costal edge is split lengthwise, so as to form a narrow 
open fold. Dull dark brown, towards base becoming darker; inside of 
costal slit pale yellow; a large subovate-rectangular elongate yellow- 
orange patch suffused on lower half with somewhat brighter orange; this 
patch extends on dorsum from well before middle of wing to its 4 / 5 , and is 
separated from the costal edge by a narrow streak of ground colour, 
vertical edges of patch parallel, somewhat inwardly oblique, anterior edge 
rather irregular, upper edge gently convex : a few yellowish scales in 
middle of disc beyond patch. Cilia light brownish, on termen becoming 
paler anteriorly. Hind wing fuscous with bronze gloss. Cilia light fuscous, 
along dorsal half of wing becoming yellow, fuscous colour extending 
anteriorly along apex of cilia, shaped like an attenuated streak. 
Tegumen strong, narrowed. Uncus bilobed, lobes asymmetrical, con- 
cave, bluntly pointed, erect. Gnathos absent. Valva elongate, costa 
forming a submembraneous prominence, sacculus strong, cucullus densely 
bristled. Right valva with a very strong, long, rising projection, top 
dilated and bristled. Vinculum soldered with sacculi. Anellus forming a 
tubular sheath around aedoeagus. Aedoeagus with bulbate base. (Slide 
no. 1105 D, type.) 
Bernhard Camp, 50 m, July 30, 1938. One specimen. 
Eudaemoneura Diakonoff, 1948 
Eudaemoneura Diakonoff, 1948, Treubia, vol. 19, pp. 194 — 195, fig. 4. 
Key to the species of Eudatmoneura 
1. A large ovate yellow spot at 3 / 4 of wing lecithochra Diakonoff 
Three white spots on dorsum edged with wine-red . haematosema spec. nov. 
