524 AUSTRALIAN TABANID.E, ill., 



Thorax shining black, with two faint greyish stripes, shoulders 

 reddish, with long black hairs, and a tuft of white ones beneath 

 at the wing-roots; scutellum black. 



Abdomen : first segment dark brown in the centre, reddish- 

 vellow laterally: second and third segments reddish yellow, with 

 indefinite, dusky, median spots, the remaining segments black: 

 segments two to the apex with faint, greyish segmentations, 

 second segment with a grey, irregular, basal patch on either side 

 of the spot; venter reddish-yellow, darker toward the apex, the 

 grey segmentations well-defined. 



Legs black; coxae greyish-black, with grey tomentum: fore- 

 coxse with long, grey hairs; knees and l)ase of tibia^ reddish- 

 veil ow, pubescence black. 



Wings clear, veins dark brown; stigma reddisli-brown; squama? 

 light brown: halteres with dusky knobs and reddish stems: a 

 long appendix present. 



Hah. Q.: r>risbane (H. Hacker: Oct., 1914). 



This species is easily distinguished from other members of 

 (^roup iv., by its colour alone. 



Type in the Queensland Museum. 



Group vii. Abdomen with one or more stripes, usually continuous. 

 Tabanus pakvicallosus Ricardo. 



Ann. Mag. Nat. Hist., (8), xiv., p.394 (1914). 



Hah.- Q.: Eidsvold(Dr. Bancroft), Maloolah(\V. W. Froggatt), 

 Brisbane (H. Tryon and H. Hacker). 



Tabanus laticallosus Ricardo. 



Ann. Mag. Nat. Hist., (8), xiv., p.395 (1914). 



Hah.-Q.: Brisbane (H. Hacker: Feb., 1917). 



A specimen in the Queensland Museum agrees with the de- 

 scription in all respects but the legs. The basal half of the 

 tibiae, except the knees, is pale yellowish-red, with creamy pubes 

 cence: femora of mid-legs reddish-yellow except the base, tibiae 

 paler, first tarsus reddish-yellow, the rest black, pubescence pale 

 on femora and tibiai, hind-femora reddish-yellow, tibiae similar to 



