330 DESCRIPTIONS OF AUSTRALIAN MICRO-LEPIDOPTERA, XVIII., 



additional dot midway between second discal and dorsum : cilia 

 whitish-fuscous, with a darker subbasal shade. Hindwings 

 whitish-grey; cilia ochreous-grey-whitish. 



Sydney, Blackheath (3500 feet), and Mittagong (3000 feet), 

 New South Wales; in October, February, and March, six speci- 

 mens. Very closely allied to S. platyleuca, but differs by the 

 smaller size, general lighter colouring and especially paler hind- 

 wings, less oblique termen of forewings, larger and more distinct 

 stigmata, and usually more numerous black specks of costal streak. 



28. Prodosiarcha, n.g. 



Antennae J, in ^ simple, basal joint moderate, without pecten. 

 Labial palpi long, recurved, second joint thickened with scales, 

 somewhat rough beneath, terminal joint shorter, acute. Fore- 

 wings : 2 and 3 coincident, 7 and 8 stalked, 7 to costa. Hind- 

 wings over 1, trapezoidal, apex rounded, termen not sinuate, cilia 

 J; 3 and 4 connate, 5 parallel, 6 and 7 nearly parallel. 



Type P. loxodesma. Imago with forewings elongate, apex 

 obtuse, termen obliquely rounded. 



Hindwings partly orange 114. loxodesma. 



Hindwings wholly dark fuscous 115. thanatodes. 



114. P. loxodesma, n.sp. 



(J9. 11-1 4 mm. Head and thorax fuscous irrorated with dark 

 fuscous and whitish. Palpi whitish irrorated with blackish. 

 Antennae dark fuscous spotted with whitish. Abdomen fuscous, 

 sides mixed with yellowish. Legs dark fuscous, ringed with 

 whitish, hairs of posterior tibiae yellowish. Forewings rather 

 dark fuscous, finely irrorated with whitish; a spot on costa at ^, 

 a straight oblique fascia from before middle of costa to before 

 tornus, and an angulated subterminal series of spots very close 

 to posterior portion of costa and termen dark fuscous, undefined 

 and often indistinct : cilia whitish-fuscous with two darker lines, 

 basal half irrorated with dark fuscous. Hindwings orange. 



