6o FAUNA HAWAIIENSIS 



the tip of the 2nd vein hyaline, apex of costal cell, a spot on the third vein opposite 

 the posterior transverse vein and a large spot below this on the 4th vein fuscous, 

 both the transverse and the tips of the 2nd to the 5th longitudinal veins broadly 

 infuscated, the infuscation on the 4th extending twice as far inwards as that on the 3rd ; 

 posterior transverse vein angularly bent near its middle. 



Hab. Hawaii, one female, Olaa, November 1896. 



Plate III. fig. 13, wing. 



(6) Drosophila la7iaiensis, sp. nov. 



%. Long. Corp. 3^ — 5 mm. ; al. 4 — 5^ mm. Front reddish-yellow with the orbits 

 and vertical triangle lighter ; face shining yellowish, not keeled ; proboscis and palpi 

 brown, lighter at the base ; antennae obscure yellowish, with the upper edge of the 

 first two and the whole of the third joint darker, sometimes dark brown. Thora.x 

 yellow with three brown stripes, the middle one sometimes indistinct, and between 

 this and the lateral stripes on each side a faint trace of a very narrow dark line ; 

 pleurae yellow with a dark spot on the mesopleura ; scutellum, metanotum, and halteres 

 yellow. Abdomen as in D. conspicua, but the yellow spots not so distinct and the 

 ovipositor longer and more slender. Legs yellow, terminal joint of the tarsi dark. 

 Wings hyaline, and marked as in D. conspicua but more faintly, the posterior transverse 

 vein quite straight. 



Hab. Lanai, five females, 2000 ft., December 1893. 



(7) Drosophila hawaiiensis, sp. nov. 



^ $. Long. Corp. 3 — 4 mm. ; al. },\ — 5 mm. Front varying from reddish-yellow 

 to dark brown, orbits and vertical triangle lighter and usually cinereous, face yellowish- 

 cinereous, proboscis and palpi reddish-yellow to reddish-brown, antennae dark brown. 

 Thorax yellowish-cinereous, unstriped or with two obscure brown stripes, pleurae 

 reddish-yellow to dark brown, mesopleurae blackish, scutellum and halteres yellow, 

 metanotum reddish-brown to blackish. Abdomen blackish with more or less distinct 

 yellow spots at the anterior angles of the segments, ovipositor distinct. Legs yellow. 

 Wings hyaline, a spot over the ist longitudinal vein, a transverse band crossing from 

 the middle of the costa over the posterior transverse vein to near the tip of the 

 5th longitudinal vein, more or less broken up into spots or blotches on the veins, 

 and the tips of the 2nd, 3rd, and 4th veins fuscous ; posterior transverse vein 

 slightly convex. 



Hab. Hawaii, nine males and two females, Kona, 3500 — 4000 ft., July and 

 September 1S92 ; one female, Kilauea, August 1896. 



