136 
MICROLEPIDOPTERA OE NEW GUINEA 
Fig. 863: Heloscopa petricola gen. nov., spec, nov., male, head and wing neuration. 
8 in the fore wing and by the connate veins 3 and 4 in the hind wing. 
Probably also related with Xyloscopa Meyrick, with which it has in 
common the neuration of the hind wing, but differs by that of the fore 
wing. The neuration of the fore wing is identical with that of Talaeporia. 
The male genitalia are of the Yponomeutid type. 
Heloscopa petricola spec. nov. (figs. 844, 853) 
(J 12 mm. Head fuscous-whitish. Antenna, thorax dark fuscous. Palpus 
ochreous-whitish, median segment with an imperfect subapical ring, 
terminal segment with a fine antemedian fuscous ring. Abdomen dark 
fuscous-grey, valvae sordid pale ochreous. (Legs missing.) Fore wing 
elongate-ovate, rather narrow, costa straight in middle, moderately curved 
at base and apex, apex moderately pointed, termen gently curved, extre- 
mely oblique. Ochreous-whitish, densely suffused with fuscous, costa 
narrowly suffused with blackish-fuscous, this suffusion dilated from beyond 
middle to before apex, so as to form an elongate-ovate dark patch; a round 
blackish-fuscous spot on closing vein; irregular small spots of not suffused 
pale ground colour: one at 3 / 1 of costa, others more or less interconnected, 
forming a strongly curved irregular series running from costa halfway 
between the preceding spot and apex towards middle of termen, thence 
along lower part of the termen, submarginal, then further along vein 3 to 
the lower angle of cell; an ill-defined pale elongate spot on middle of 
