igii.] G. RiCARDO : Rcvisio)! of ihe species of Tahanu^. 225 



Antennae very bright rusty yellow, black at their extreme apex. 

 Face and beard golden yellow. Palpi light brownish ; forehead 

 ochre-brown^ a little narrower than usual with a brown shining 

 stripe very little broader below. Thorax rust}' yellow striped. 

 Breast sides golden yellow and mould}- grey. Abdomen with the 

 first segment at the sides broadly, and the following ones only on 

 the side-borders , waxy 3-ellow with golden yellow pubescence, other- 

 wise the abdomen above is almost rusty yellow, clothed with ver}' 

 short black small hairs, in the middle of the posterior border of the 

 first segment a golden yellow haired spot. Wings on fore border and 

 towards the base, also in the middle a little yellowish. Halteres 

 golden yellow. Tarsi brown. In Westermann's coll. Wied., 

 Auss. Zweifl. Ins., i, p. 154. 



$ . Wiedemann only descriljcd the female. W^e refer to this 

 species a male specimen from the collection of ]\I. Serville. It 

 differs from the female by the antennae, the third joint of which is 

 l)lackish, yellow at the base. The face and the base of the forehead 

 are of a dirty light yellow. The thorax is brown without distinct 

 stripe. From Java. Macquart, Dipt, exot., i (t), p. 129. 



This species is not known to m^e. 



Tabanus fumipennis, \"an der \\'ulp. 



Sumatra Exped. Diptera, p. 18, 6, pi. i, fig. 10 (1881). 



One female from Alahan (Sumatra), caught in October. 



Bluish, black, subglabrous. Antennae and legs piceous, the 

 knees of anterior legs and l^ase of tibiae red; wings brown. Length 

 16 mm. 



Face and forehead with light ashy grey tomentum ; moustache 

 dirty white. Eyes naked. Forehead narrow, posteriorly some- 

 what 1")roader, with a stripe-shaped, shining, black line. Antennae 

 black-brown, the first joint cylindrical, the second very short, with 

 a small spine above, the third at the base with a hardly perceptible 

 tooth (see figure). Proboscis shining black. Pal])i dark l)rown 

 with a little ash}- grey tomentum. Abdomen unicoloured, liluish 

 black, a little shining; the thorax and the scutellum covered with 

 a greyish bloom ; the sides of breast, at least the part near the fore 

 legs light grey, with pubescence of the same colour; under side with 

 light grey segmentations. lyCgs black-brown, but because of the 

 grey pubescence partly greyish ; the knees of fore legs and the basal 

 half of tibiae red-brown. Wings of a tobacco-brown tint, which is 

 darker along the veins and on the fore border ; the veins and the 

 stripe-shai)ed stigma black-brown ; neuration normal Tcibniius 

 caerulcscens, Maccj. (Dipt, exot., i ( i ), ]>. 1.2S), might bu notict-d in 

 the determination of this s])ecies, were it not for the antennae 

 which are there described as l)rown-yell()w, and the shining l^lack 

 spot on the forehead of whii-h Mac(|nart sjjcaks is wanting in 

 this species in the s])L'cinu;n hin- l)ef()re me. \'an dcr Wul]). 

 Sumatra I-<xi)t'd. l)i])tera, ]>. 18. 



