OF NBW ZEALAND. 53 



Genus-RUTILIA. 



Rob. Desvoidy. 

 Body broad. Antennse short, not reaching the epistome. Face 

 swollen, the protuberance excavated in the middle ; epistome salient. 

 Front narrow in the male, broad in the female. Scntellum large. 

 Third segment of the abdomen bordered posteriorly with bristles which 

 are short in the male, strong in the female ; the fourth sloped in the 

 middle of the posterior border, covered with hairs in the male, with 

 hairs and bristles in the female. First posterior cell slightly open, 

 near the tip of the exterior border of the wing. 



R. LEUcosTiCA. Schiner, I.e., p. 319 (1868) . 



Thorax metallic blue-green, with four black-blue longitudinal 

 streaks, and snow-white spots ; two larger ones on the shoulders ; 

 between these two there are broader streaks which enlarge towards 

 the suture ; behind the suture four round spots close together ; sides 

 of the breast black, passing into rust-brown below, with two large 

 round snow-white spots. Scutellum rust-yellow with metallic-green 

 reflections. Abdomen velvet-black ; on the second segment a beautiful 

 large green-and-red transverse band, interrupted in the middle ; on the 

 third and fourth segments two spots of the same colour, separated by 

 a back streak ; second segment white below, passing up on the sides ; 

 the third with two white spots ; the fourth white on the sides. 

 Bristles only on the second and fourth segments. Head silky, golden 

 yellow ; bristles on the mouth continued to the middle. First joint 

 of the antennse brown ; second rust-yellow. Front with a broad 

 velvet-black middle streak. Occiput black on the top, the sides white. 

 Proboscis pitch-brown ; palpi long, filiform, rust-yellow. Legs black 

 with rust-yellow knees. Wings hyaline, a yellowish-brown stain on the 

 veins of the fore-rim ; on the base a rust-brown spot. Veins normal. 



Length, 7 lines. 



R. PELLUCEUs. Macquart, I.e., Supjj. I, p. 177, pi. 16,/. 4 (1846). 



Male. Proboscis black. Face fulvous, cheeks black, with grey 

 down. Front black, the sides with grey down. Antennae black. 

 Thorax black with thin white down, the posterior border brownish- 

 testaceous. Scutellum testaceous. Abdomen black, with thin white 

 down ; each segment transparent, testaceous on the sides ; belly 

 testaceous with a black band. Scales yellowish. Wings clear ; a 

 brown patch near the base. 



Length, 6 lines. 



Australia (Macquart) j New Zealand {'' Reise der ' Novara ' ") . 



