104 
MICROLEPIDOPTERA OF NEW GUINEA 
Opogona Zeller, 1853 
Opogona Zeller, 1853, Bull. Soc. Ent. Moso. 26, part 2, no. 4, p. 507, t. 4, ff. 
13 — 16. Shuler, Schmett. Eur., vol. 2, pi 421, 1910. Meybick, Trans. N. Zeal. 
Inst., vol. 47, p. 232, 1915. Exot. Micr., vol. 3, p. 398, 1928. Fletcher, Mem. Dept. 
Agr. Ind., Ent., vol. 11, pp. 153 — 154, 1929. 
Loxostoma Stainton, 1859, Trans. Ent. Soc. Lond. (n. s.) vol. 5, p. 129. 
Concliyliospila Wallengren, 1861, Resa Eugenie, Ins., pp. 387 — 386. 
Cachura Walker, 1864, List Lep. Het. Brit. Mus., vol. 30, p. 910. 
Deudroneura Walsingham, 1892, Proe. Zool. Soc., vol. 1891, pp. 509—510. 
Hieroxestis Meyrick, 1892, Proc. Linn. Soc. N. S. Wales, vol. 17, p. 567. 
1 . 
2 . 
3. 
4. 
5. 
6 . 
7. 
8 . 
9. 
10 . 
11 . 
Key to the Papuan species of Opogona 
Fore wing dark purple or purple-fuscous with a broad reddish-orange or orange 
transverse fascia 2 
Not thus 3 
Transverse fascia reddish-orange, from '/o to 1 / 2 . . ■ . pyrangela Meyrick 
Transverse fascia orange, from 1 / 5 to beyond 2 / 3 . . . chrysangela spec. nov. 
Purple-fuscous or light fuscous, markings orange-yellow or whitish -yellow 4 
Pale fuscous-golden or yellow with fuscous markings . 5 
An elongate orange-yellow spot at '/a of costa .... trichoceros Meyrick 
A triangular whitish patch on middle of costa .... salpictes spec. nov. 
Greenish-yellow; apical third brownish, edged by a blackish -brown line followed 
by blue-metallic scales; apparently no dark spot at base of costa . . . . 
autophyta Meyrick 
Not thus 6 
Ground colour pale fuscous-golden, pale tawny -golden or light tawny; markings, 
if present, dark fuscous, suffused 7 
Ground colour sulphur-yellow or pale yellow 10 
Pale fuscous-golden with dark fuscous markings ; larger species: 18-23 mm 8 
Pale tawny-golden or light tawny without any markings ; smaller species 8-13 mm 
9 
A basal patch, an inwardly oblique interrupted postmedian transverse fascia, 
and a marginal line along tormen and in apex . . nephelodesma spec. nov. 
A streak on base of costa and a discal suffusion forming several longitudinal 
streaks posteriorly which run to termen perisema spec. nov. 
Head with vertex light tawny; larger species: 13 mm chrysocapna spec. nov. 
Head whitish -golden; smaller species: 8 mm subtilis spec. nov. 
Dark mark at base of costa wedge-shaped, transverse, reaching below middle 
of disc taochroa Meyrick 
Dark mark at base of costa longitudinal 11 
Ground colour sulphur -yellow saccharella Swezey 
Ground colour pale yellow, scattered with fuscous scales melanopasta spec. nov. 
Opogona chrysangela spec. nov. (figs. 820, 821) 
XQvaog = gold, ayyeAog = angel 
$ 18 mm. Head and fillet above shining dark fuscous, fillet below and 
face shining pale ochreous. Antenna shining dark fuscous, apical half of 
i) It is possible that the dark spot on base of costa is simply omitted from 
Pagenstecher’s brief description of this species ( = O. fumiceps Pagenstecher, 
nec Felder, Zoologica, vol. 29, p. 237, 1900). 
