302 PERCY SLADEN TRUST EXPEDITION 



as second, laterally compressed, flat and rather broad, tolerably pointed. Maxillary 

 palpi 4-jointed, basal joint moderate, thick, second joint long, rather stout, clothed with 

 dense erect hairs, third joint extremely long, slender, filiform, furnished above with 

 a series of erect hairs, terminal joint short, slender. Posterior tibiae with rough projecting 

 scales above and beneath. Forewings with 2 from towards angle, 7 and 8 sometimes 

 stalked, 7 to costa, 11 from £. Hindwings 1, elongate-ovate, cilia § ; 3 and 4 separate, 

 5 and 6 approximated or connate, 7 parallel. 



Probably allied to Setomorpha, but with singular characters ; the remarkable 

 maxillary palpi are unique in their exceptional length and peculiar hairs. 



105. Mastigostoma gypsatma, n. sp. 



$%. 15 — 20 mm. Head ochreous- whitish. Labial palpi ochreous-whitish, slightly 

 sprinkled with black. Maxillary palpi orange-ochreous, basal joint black. Thorax 

 ochreous-whitish, with a variable black transverse mark behind collar, sometimes obsolete. 

 Abdomen grey. Forewings elongate, rather narrow, costa gently arched, apex obtuse, 

 termen very obliquely rounded ; white, strewn throughout with irregular dots and 

 elongate marks of black irroration, of which the larger are more or less suffused with 

 brown : cilia white, with an interrupted line of blackish irroration. Hindwings light grey, 

 with brassy and purplish reflections ; cilia whitish, with a faint grey shade. 



Mahe, near Morne Blanc (1000 feet), Cascade Estate, and Port Victoria; Silhouette, 

 Mare aux Cochons plateau (1000 feet), and in low cultivated country; in September, 

 October, and February, sixteen specimens. 



Setomorpha Zell. 



106. Setomorpha rutella Zell. 



Mahe", Cascade Estate (1000 feet) and Port Victoria, in January and February; four 

 specimens. This species is now very widely distributed in tropical countries, the larva 

 feeding on various dried vegetable substances. 



Progonarma, n. gen. 



Head loosely haired ; ocelli present ; tongue absent. Antennae f , in $ minutely 

 ciliated, basal joint moderate, with slight pecten. Labial palpi long, rather curved, 

 subascending, second joint beneath with rough projecting scales, externally with several 

 long bristles, terminal joint as long as second, moderate, obtuse. Maxillary palpi long, 

 several-jointed, folded. Posterior tibiae clothed with long hairs above. Forewings with 

 2 from towards angle, 3 and 4 approximated or connate, 7 and 8 sometimes stalked, 7 to 

 costa, 11 from \. Hindwings 1, elongate-ovate, cilia §; 3 and 4 remote, 5 and 6 rather 

 approximated at base, 7 parallel. 



Apparently related to Mastigostoma and Scardia. 



107. Progonarma pagetodes, n. sp. 



$$. 13 — 17 mm. Head white, sometimes tinged with fuscous. Palpi white, second 

 joint externally blackish except apex and projecting scales, terminal joint in one specimen 

 with two blackish bands. Thorax white, with a black spot on each shoulder, sometimes 



