340 Mr. E. E. Austen on new 



cinnamon-rufous, front and middle tibia buff, front and middle 

 tarsi ochraceous-bvff, hind tibia and tarsi chestnut. 



Head buff pollinose, lower part of sides of face mummy- 

 brown ; shining black callus on each side of face oblong, 

 widely separated from front margin of buccal cavity ; ocellar 

 spot shining dark brown, more or less quadrate, not reaching 

 eye on each side ; a dark patch in centre of front, connected 

 below with an elongate reddish-brown callus between and 

 above bases of antennae; jowls and basi-occipital region 

 clothed with yellowish-white hair ; palpi and antenna cinna- 

 mon-rufous, first and second joints of antennae greyish 

 pollinose, first joint clothed with yellowish, second joint for 

 most part with long blackish hairs. Thorax : dorsum viewed 

 vertically from above showing traces of three narrow, raw- 

 sienna-coloured, longitudinal stripes on median third ; 

 dorsum, including scutellum, clothed with short, erect, 

 Naples-yellow hair, which immediately in front of pre- 

 scutellar groove is mixed with blackish hair in middle line; 

 longer hair on each side, on upper margin of mesopleura, 

 above base of wing, and on postalar caJlus yellowish white ; 

 pleurae clothed with yellowish hair ; a small tuft of black 

 hair beneath base of wing on each side. Abdomen very 

 convex above ; first (first visible) segment blackish beneath 

 scutellum, elsewhere clothed with ochraceous hair, with some 

 pale straw-yellow hairs on each side of middle line in front 

 of hind margin ; second segment in case of type lighter in 

 middle than at sides, with a few yellow hairs on each poste- 

 rior angle, visible only from the side ; hind border of fifth 

 segment and that of fourth except on each side dull, more or 

 less yellowish pollinose; second to fifth segments inclusive 

 clothed, except where already stated to the contrary, with 

 short black hair ; some black hairs also among the yellow 

 hairs on sixth segment; venter clothed for most part with 

 short black hair, fifth and following segments clothed with 

 yellowish hair. Squama buff. Halteres : stalk brownish, 

 knob ochraceous- buff. Legs : front coxae clothed on anterior 

 surface with yellowish-white hair ; femora, hind tibiae, and 

 upper surface of hind tarsi clothed with black hair ; front 

 and middle tibiae and upper surface of front and middle tarsi 

 clothed with Naples-yellow or ochraceous hair ; tarsi clothed 

 beneath with bright ochraceous-rufous hair. 



Nyasaland Protectorate and North-Eastern Rhodesia : 

 tvpe from Kapemba Valley, Luviri River, Akamanga, North 

 Nyasa, 4. v. 1909, "biting cattle" (Dr. J. B. Davey) ; a 

 second specimen (in possession of the Hope Department, 

 Oxford University Museum) is from the Loangwa Valley, 



