280 PERCY SLADEN TRUST EXPEDITION 



irroration along costa towards middle, and a black dot beneath middle of costa touching 

 it; plical and second discal stigmata black, often partly edged with light ferruginous, 

 and an additional similar dot beneath and slightly beyond second discal ; sometimes a 

 short light ferruginous streak in middle of disc; a black dot on dorsum before tornus; 

 a small black spot on costa at f , whence an angulated ferruginous line runs to tornus, 

 sometimes marked with black at angle: cilia pale ochreous, towards base more or less 

 spotted or barred with blackish suffusion. Hindwings dark grey, in $ with basal half 

 blackish-tinged, cilia grey. 



Mahe, Cascade Estate and near Morne Blanc (1000 feet); Silhouette, Mare aux 

 Cochons plateau and south side of Mont Pot-a-eau (1500 feet); Felicite; from August 

 to February, thirty-seven specimens. 



41. Metachanda crypsitricha, n. sp. 



$$. 10 — 12 mm. Head and thorax whitish-ochreous, shoulders blackish. Palpi 

 whitish-ochreous, second joint dark fuscous except towards apex. Abdomen whitish- 

 ochreous, more or less suffused with grey. Forewings elongate, rather narrow, costa 

 gently arched, apex obtuse, termen rounded, rather strongly oblique; whitish-ochreous, 

 with some scattered dark fuscous scales, and more or less marked with variable elongate 

 patches of brown suffusion in disc and towards dorsum and posteriorly; a blackish mark 

 extending along basal fifth of costa; a blackish streak along costa from £ to f, attenuated 

 and sometimes indistinctly marked posteriorly; stigmata rather small, black, first discal 

 absent, an additional dot beneath and slightly beyond second discal; an oblique black 

 strigula on costa at f , and one on dorsum towards tornus: cilia on costa whitish-ochreous, 

 on termen pale grey, basal third whitish-ochreous barred with blackish. Hindwings light 

 grey, paler in $ ; in $ on under-surface with a deep groove beneath cell, filled with blackish 

 hairscales and with some long pale yellowish hairs towards its apex; cilia pale whitish- 

 ochreous. 



Mahe, Mare aux Cochons, Morne Blanc, Cascade Estate, Port Victoria, and Anonyme 

 Island; Silhouette, Mare aux Cochons and Mont Pot-a-eau; from September to February, 

 eighty-three specimens. 



42. Metachanda autocentra, n. sp. 



$. 12 — 13 mm. $. 15 mm. Head and thorax light brownish-ochreous, in $ some- 

 what infuscated. Palpi ochreous-whitish, second joint irrorated with dark fuscous except 

 at apex, terminal joint irrorated with dark fuscous at base and on anterior edge. 

 Abdomen greyish, anal tuft whitish-ochreous. Forewings elongate, posteriorly slightly 

 dilated, costa gently arched, apex obtuse, termen rounded, oblique; in $ light brownish- 

 ochreous, in $ fuscous; some scattered dark fuscous scales towards costa, and sometimes 

 posteriorly; a black dot on base of costa, one beneath costa near base, and one above 

 dorsum near base; stigmata well marked, black, plical somewhat before first discal; 

 a more or less developed strongly curved subterminal series of blackish dots running from 

 a small spot on costa at | to a well-marked dot on dorsum before tornus; sometimes 

 a terminal series of indistinct dark fuscous dots: cilia in $ whitish-ochreous, in ? greyish- 



