140 



FRED. V. THEOBALD. 



tibiae hairy. Wings with brown veins and stigma, the membrane tinged where the 

 veins of the fore wings join the border ; longer than the body and broad ; venation 

 as shown in fig. 27. Antennae longer than the body; first segment longer and 

 shghtly broader than the second ; the third the longest, narrowing towards the apex, 

 with a hne of 15-17 sensoria along about two-thirds of its length from the base ; 

 fourth segment shghtly longer than the fifth, the latter with the usual subapical 

 sensorium ; the sixth not quite as long as the fourth and fifth, its basal area nearly 

 as long as the flagellum ; all the segments from the third with minute black points 

 instead of imbrications, apparently minute spines ; the sixth, especially the flagellum, 

 strongly annulated ; the sensorium at the apex of the basal area of the sixth segment 

 is single, large and round ; some rather long lateral hairs on the first to fourth 

 segments. Cauda very marked, bituberculate, each tubercle being dented at the apex 

 and with two long hairs ; general form shown in figure. Hairs of the body short, 

 rather broad, fan-shaped and sickle-shaped. Proboscis rather short, not reaching 

 the base of the second pair of legs. Length, 2 mm. ; wing expanse, 5*5 mm. 



;'l'if1l'fMti/u//M"' — ^'■iin,- 



Fic;. 29. SaltusapMs scirpus, sp. n. ; 

 A, apterous $ ; B, cornicle ; C, cauda. 



Apterous" viviparous female. — Colours of apterous female when ahve : — •' Yellowish, 

 with dusky and blackish markings. Head pale yellow, with broad median dusky 

 lines and a dusky lateral hne from the base of antennae to front margin of eyes and 

 carried on for a short distance behind the eyes. Eyes deep vinous red to red. 

 Antennal lobes and segments 1 and 2 paler yellow ; segment 3 with the basal 

 J ochreous, apical J black ; segments 4, 5 and 6 black. Pro thorax yellowish, 

 with dark markings. Meso- and meta-notum speckled with dusk)^ points on a 

 dusky submedian irregular hne of pigment. Abdomen yellowish, speckled with 

 dusky spots, which become so thick near the cornicles as to give the appearance of 

 an uniform dusky area in this region. Cornicles dusky, with dark apical ring. Cauda 

 very small and yellowish. Legs yellowish ; femora yellowish, tinged with dusky 

 colour ; tibiae yellowish ; tarsi dusky. Proboscis very short. Underside of head 



