Tabanidse of the Australian Region. 281 



Forehead almost parallel and about five times as long as 

 it is broad ; frontal callus pear-shaped. Palpi long and 

 slender, only slightly stouter at the base, yellowish. Aii- 

 tenncB reddish. Abdomen in the specimen in Brit. Mus. Coll. 

 reddish brown Avith grey segmentations and median spots. 

 Wiags with a long appendix. 



Type recorded from Darwin, NortheruTerritory, the same 

 locality as that of Tabanus anellosus, Summers (now a 

 synonym of Tabanus brevior, Wlk.), which, Mr. Austen 

 remarks, it closely resembles. 



Tabanus townsvilli, ^ ? , sp. n. 



Type (female) and two other females from Townsville, 

 N. (olueenslaud [F. P. Dodd, per Jaiison). 



T\'pe (male) from same locality. 



A dusky, reddish-brown, medium-sized species, with very 

 small, white-haired, median spots on abdomeu. Forehead 

 almost parallel. Antenuce pale yellow at base, the third 

 joint blackish. Legs reddish yellow and black. 



Length, J" ? , 15 mm. 



? . Face covered with pale ashy-coloured tomentum and 

 with fairly long white hairs. Beard white. Palpi pale 

 yellow, with some short black hairs, very stout at base, 

 ending in a short obtuse point ; some white hairs are visible 

 on underside at base. Antennce with the first two joints 

 reddish yellow, the first one largely covered on its outer side 

 with ashy-grey tomentum, and with a few black hairs on its 

 upper border; the second is very small, the third almost 

 wholly blackish, with a small angle as tooth. Forehead 

 almost parallel, about six times as long as it is broad, much 

 darker than the face, covered with tawny tomentum and 

 with black hairs ; a streak of white hairs is visible on each 

 side; frontal callus chestnut-brown, oblong or pear-shaped, 

 small, not reaching the eyes, with a lineal extension. Thorax 

 blackish brown, with three fairly well-marked gre\' tomen- 

 tose stripes ; dorsum with some grey tomentum and with 

 tawny and black pubescence ; tufts of white hairs at base 

 of" wings. ScuteUum same colour, with a few tawny hairs 

 and with long black hairs. Abdomen ochraceous tawny, 

 appearing darker by reason of the thick, short, black pubes- 

 cence on the whole dorsum ; the median spots are situated 

 on second to the hfth segments, and consist of grey tomentum 

 covered with a few pale yellow or white hairs ; in two speci- 

 mens the spots are very small, in the third larger and trian- 

 gular ; underside paler, with grey tomentum. Lejs reddish 



