210 Mr. E. E. Austen on neio 



head 5 to 5-3 mm. ; -width of front at vertex 06 mm. ; width 

 of third segment of ahdomen 7 to 7'5 mm, ; length of wing 

 (perfect only in one specimen) 15 mm. 



Dorsum of thorax clove-hroivn'^, slightly pollinose though 

 shining, with tufts of shining golden-yellow hair on sides ; 

 first segment of ahdomen dull, sepia-coloured ; remaining seg- 

 ments shining black, with a triangular patch of silvery-white 

 ajtpressed hair on each posterior angle of second segment, and 

 a median patch of shining oppressed gulden-yellow hair on 

 fourth, fifth, and sixth segments, the last patch continuous ivith 

 a smaller area of similar hair on seventh segment ; wings 

 ochraceous hvff, anterior portion of proxim.al half brown and 

 apex infuscated ; femora black or blackish brown; tibia cream- 

 bvff, with a broad blackish-broivn band on distal third. 



Head black or blackish brown, occipital region, jowls, 

 margins of face, and a transverse band above base of antennae 

 greyish pollinose; front above this band and face shining 

 (denuded?), latter with long and sparse blackish-brown hairs 

 on sides ; tinder surface of head clothed with blackish-brown 

 hair ; ocelli wanting ; palpi black, not shining, clothed with 

 coarse black hair, last joint less swollen and more pointed at 

 the tip than in C. rubramarginata , Macq. ; antennae black. 

 Thorax : median area of dorsum clothed with short blackish- 

 brown hair, which passes into pale golden-yellow hair in 

 front and behind ; the conspicuous lateral tufts of golden- 

 yellow hair are below the ends of the transverse suture and 

 on the postalar calli ; pleurae and pectus seal-brown, clothed 

 with blackish-brown hair. Abdomen • first segment clothed 

 with brown hair, a short row of silvery-white hairs on poste- 

 rior margin on each side near posterior angles ; patches of 

 silvery-white hair on second segment transversely elongate, 

 scattered hairs extending almost to middle line, where there 

 are a few golden-yellow hairs ; a few whitish or yellowish 

 hairs on posterior angles of fourth segment ; remainder of 

 dorsum, except where marked with patches of golden-yellow 

 hair, clothed with short appressed black hair ; patch of 

 golden-yellow hair on fourth segment commencing a little 

 before the middle and extending to hind margin ; patches on 

 fifth and sixth segments in shape of truncated equilateral 

 triangles reaching to front margins, and with their bases 

 resting on hind margins ; venter clothed with minute ap- 

 pressed black hairs, with patches of silvery hair on second 

 and fourth segments towards the sides. Wings : brown area 



* For names of colours, see Uidgway, ' A Nomenclature of Colors for 

 NaturallBts ' (Boston : Little, Brown, & Company, 1886). 



