162 
MICROLEPIDOPTERA OF NEW GUINEA 
COPROMORPHIDAE 
Key to the Papuan genera of the Copromorphidae 
1. Hind wing with veins 6 and 7 closely approximated at base 
Phanerochersa Meyrick 
Hind wing with veins 6 and 7 remote, parallel 2 
2. Hind wing without cubital pecten Chersomorpha Meyrick 
Hind wing with cubital pecten Copromorpha Meyrick 
Copromorpha Meyrick, 1886 
Copromorpha Meyrick, 1886, Trans. Ent. Soc. Lond., vol. 1886, pp. 281—282. 
Journ. Bomb. Nat. Hist. Soc., vol. 16, p. 606, 1906. Exot. Microl., vol. 1, 
pp. 555—556, 1916. Fletcher, Mem. Agric. Ind., Ent., vol. 11, p. 55, 1929. 
Trychnostola Turner, 1916, Trans. Roy. Soc. S. Austral., vol. 40, p. 502. 
Key to Papuan species of Copromorpha 
1. Ground colour light yellowish -green bryanthes Meyrick 1 ) 
Ground colour whitish-ochreous or pale ochreous 2 
2. No basal patch; a blackish streak on base of dorsum, nesographa M e y rick 
Basal patch present, though small or not complete ; no streak on base of dorsum 3 
3. Costal markings developed: blotch at base, trapezoid patch at 1 / 3 and two 
transverse blotches beyond middle lignisquama spec. nov. 
Costal markings formed by small suffused dots narcodes Meyrick 
Copromorpha lignisquama spec. nov. (figs. 549, 550, 551) 
($ 28 mm. Head whitish-ochreous. Antenna flattened dorso-ventrally, 
unipectinate, pectinations 2, finely biciliate; dark brown, with broad 
whitish rings remote from each other. Labial palpus moderately long, 
subascending, median segment thickened, gently curved, terminal over 
1 U’ pointed; sordid ochreous-white, basal third except upper edge suffused 
with dark fuscous-grey, terminal segment with a narrow suffused median 
greyish ring. Thorax sordid ochreous-whitish, slightly infuscated in middle, 
anterior edge dark fuscous-grey. Abdomen sordid ochreous-white. Legs 
sordid ochreous-white, anterior and median legs with knee, two broad 
bands on tibiae, and tarsi above, dark greyish -fuscous except articulations 
of segments. Fore wing with veins 8 and 9 short-stalked. Pale whitish- 
golden-ochreous ; markings dark greyish-fuscous, partially edged with 
small snow-white tufts, similar tufts also sparsely scattered along veins, 
especially above tornus and before termen. A moderate basal patch not 
reaching dorsum, on costa with an elongate ill-defined dark fuscous-grey 
blotch reaching x / 3 across wing, with a pair of pale transverse marks 
below ; this blotch is formed by rather pale ochreous dotting, more distinct 
x ) Originally described from Sarawak, but according to Meyrick’s notes occurs 
also in Malaya and the Bismarck Islands. 
