Australia and the Fiji Islands. 217 



callus blackish^ quadrate, reaching tlie eyes^ with a lineal 

 extension, covered with grey tomentum. Ocelli distinct. 

 Thorax and scutellum reddish brown, with white short 

 l)nbescence and some grey tomentum anteriorly on thorax. 

 Abdomen blackish brown, with a broad median stripe of 

 grey tomentum and grey segmentations, and scattered 

 white hairs on stripe and segmentations ; underside dark, 

 with grey segmentations. Legs with some brown colour 

 on the femora and on apices of tibiae and tarsi ; pubescence 

 white, with some black on tibise and tarsi. Wings clear, 

 veins yellowish. 



Silvius indistinctus, Ricardo, Ann. & Mag. Nat. Hist. (8) xvi. 

 p. 262 (191 5j. 



Two females from Melville Island, N. Australia {JV. D. 



Dodd) . 



Five females from Balhurst Island, Northern Territor3\ 

 One female from Coen River, Cape York Peninsula, 



N. Australia {W. D. Dodd). 



Ectenopsis australis, ^ ? , sp. n. 



Male (type) from IMilson Island, Hawkesbury River. 

 Ihis type is not in the Brit. Mus. Coll. 



Female (type) from Sydney (C GiLbons), 16. 12. 14. 



A species nearly allied to Ectenopsis vu/pecu/a, Wied., but 

 distinguished Irom it by the very distinct stripes on thoiax 

 and by the darker, not uniform, colour of abdomen and of 

 the face. The legs, which, hoAvever, appear to be variable 

 in colouring in the typical species, are here reddish yelloAV ; 

 the tarsi dusky. 



Female. — Face and foj-ehead chamois-coloured, with some 

 grey tomentum. Antenna with the fii'st two joints pale 

 reddish yellow with black hairs, the third joint with the 

 first division raw-sienna in colon i-, the next two divisions 

 dusky with grey tomentum, and the remainder blackish. 

 Thorax covered with yellowish-grey tomentum, Avith a 

 narrow median brown mahogany stripe, becoming broader 

 beyond the suture, and a broad one of the same colour 

 at each side. Scutellum uniform brown mahogany-colour. 

 Abdomen the same colour, with paler grey tomeutose seg- 

 mentations, developing on the second, third, and fourth 

 segments into triangular median spots ; underside almost 

 a uniform paler shade. Appendix of wing lonu'. 



The male is similar, but the triangular median pale spots 



