Notes on the Tabanidae in the German Entomological MiiReum. 123 



Tabanus vandcrwulpi Osten- Sacken. 



One female from Celebes, the speces was originally recorded 

 from the Philippines. (Coli. Lichtwardt.) 



Group VI. 



Tabanns speculum Walker. 



The type of this species, a femalc, is in the Brit. Mus. Coli., 

 the male has not been recorded as yet. 



Type (male) from Celebes and several females. (Coli. Licht- 

 wardt.) 



A black species with grey scutellum and grey spots on the 

 abdomen. Wings rieh brown in colour, with the apex and second 

 basal cell and a band which includes the discal cell clear. Length 

 male, 21 mm; females 22 mm. 



Face covered with brown tomentum but with a white trian- 

 gulär spot in the centre, and with rather thick black pubescence, 

 beard black. Palpi large, ending in an obtuse point, dull reddish 

 yellow with black hairs. Antennae dull reddish yellow but 

 paler, the first two joints with black hairs. Forehead very 

 narrow, quite ten times as long as it is broad, and only half as 

 broad anteriorly as it is at Vertex. Frontal callus reddish brown, 

 not reaching the eyes, narrow with a long lineal extension. Thorax 

 black, with traces of grey tomentum anteriorly, and with black 

 and dull reddish inconspicuous pubescence, and a tuft of white 

 hairs above and below base of wings. Scutellum covered with 

 ashy grey tomentum and with white hairs. Abdomen black, the 

 ashy grey spots are situated on the second and third segments 

 and sometimes there is a trace of one on the fourth segment, almost 

 semicircular in shape, with some white hair, pubescence otherwise 

 on dorsum black. Legs black, the pulvilli golden brown. In the 

 male the head is large, the large facets occupying not quite two 

 thirds of the surface. Palpi reddish brown with thick black pubes- 

 cence. 



Group Vn. 



Tabanus monotaeniatus Bigot. 



Females from Assam and Java . (Coli. Lichtwardt.) 



Tabanus indiscriminatus n. sp. 



Type female and a series, most of them in a very poor con- 

 dition from Ceylon. (Dr. Hörn.) 



A medium sized blackish brown species belonging to the group 

 with astripe on the abdomen, nearlyallied to Tabanus hirtistriafus, 

 Ricardo, but distinguished by the broader forehead, clearer 

 wings and narrower median stripe of abdomen and by the presence 

 of lateral indistinct side spots. From Tabanus striatus it is 

 distinguished by the narrower forehead and less spindleshaped 

 lineal extension of frontal callus, and by the stripes being less 

 distinct, especially the lateral ones which are practicalh' absent. 

 Length 15 — 18 mm. 



8. Heft 



