species of Till) Anus from rolynesia. 477 



fVirsum, Legs reddisl), lighter in colour tlian abdomen. 

 Wings clear, yellow on tore border ; stigma yellow ; veins 

 yellowisli. 



Length 12 nun. 



7\iIhhius C'lled micas, Ricardo. 



Atyhtus albonotatus, Bigot, M(5m, Soc. Zool. de France, v. p. 670 

 (1892), noruen bis lectum. 



Type, a female in the late Mr. VerralPs coll. from New 

 C/;iledonia; and a male and female erroneously labelled 

 T. lifuensis^ Ins. Lifu, on one of Bigot's original labels, but 

 undoubtedly identical with this type. 



A stout-bodied brown species with wings tinged brown. 



Female. — Face covered with brownish-yellow tomentum, a 

 few short brown hairs on checks. Beard composed of brown 

 hairs with a few yellowish ones inteimixed. Pai^^Jt reddish 

 yellow witli black hairs, long, almost the same width 

 throughont, ending in a long point. Antennce dull reddish 

 yellow, the first two joints with black hairs, tiie third long 

 and slender, with a very short (not wide) base, with a small 

 but acute angle representing the tooth, the rt-maining part 

 narrow. Subcallus same colour as faee. Forehead parallel, 

 about five times as long as it is broad ; the frontal ca'lus 

 large, almost square, not reaching the eyes, continued in a 

 short point, yellowish in colour ; the rest of the forehead is 

 entirely ehining brown, rather protuberant. Eyes bare. 

 Thorax brownish with yellow tomentum, which causes the 

 brown to appear as stripes. Scutellum redd sli brown. 

 Breast-sides with thick tufts of black hairs. Abdomen 

 brown, in the type with very narrow pale segmentations, 

 and on each segment a median bluntly triangular pale spot ; 

 in the other female these spots are covered with w hite hairs, 

 and the segmentations are less distinct; under.side brown 

 with white-haired segmentations. Legs brownish, the 

 femora reddish below, tibi?e dull reddish. Wings large, 

 tinged with brown, leaving the discal and basal cells sonn^- 

 wliat paler, also the apex ; veins brown ; stigma reddish 

 brown. 



Length 20 mm. 



Male. — Identical. The large facets restricted to upper 

 part of eyes and not very large, though quite distinct. On 

 the underside of abdomen the white hairs are restricted to 

 the sides. 



Length 21 mm. 



