70 FAUNA HAWAIIENSIS 



reddish-yellow, palpi yellow with black apical half. Thorax, including the pleurae, 

 metanotum, and scutellum, yellow or reddish-yellow, a small streak behind each shoulder 

 and two faint stripes on the dorsum brown, halteres yellow. Abdomen yellow, with the 

 hind border of each segment dark brown, but interrupted in the middle. Legs yellow, 

 the apices of the tarsi dark brown or blackish. Wings hyaline, 2nd longitudinal 

 vein very little curved at the apex, 3rd and 4th parallel, last section of the latter half as 

 long again as the penultimate, posterior transverse vein straight. 



Hap;. Hawaii, Kona, Mt. Hualalai, one male and one female, Sooo ft., August 

 1892. 



iyll) Drosophila pusilla, sp. nov. 



t, ?. Long. corp. i — i^ mm. ; al. i^ — if mm. Front yellow, orbits very pale ; 

 face pale yellow ; proboscis yellow, palpi yellow with somewhat darkened tips, antennae 

 entirely yellow, arista with only three hairs above. Thorax, including pleurae, scutellum, 

 and metanotum, yellow, halteres yellow, x^bdomen yellow or yellowish-brown, genitalia 

 black. Legs yellow, tips of tarsi slightly darkened. Wings hyaline, distance between 

 terminations of 2nd and 3rd veins twice that between those of the 3rd and 4th, the 

 latter parallel, last section of the 4th vein about twice as long as the penultimate, 

 posterior transverse vein straight. 



Hab. Molokai, three specimens of this minute species, of which I believe two are 

 males, were obtained on the mountains, 3000 ft, in September 1893. — Maui, a specimen 

 from Haleakala, taken at a height of over 5000 ft. in October 1896, only differs in 

 having the third joint of the antenna brown instead of yellow. At present I shall 

 regard it merely as a variety. 



(34) Drosophila carinaia, sp. nov. 



?. Long. corp. 2^ mm. ; al. 2f mm. Front dark brown with the orbits and 

 vertical triangle cinereous ; face yellowish-cinereous with a very conspicuous keel which 

 is narrow between the antennae but becomes much broader towards the oral margin, so 

 that in front view it appears triangular ; proboscis yellowish-brown, palpi yellow ; 

 antennae reddish-yellow with the second joint above and the third joint entirely brown. 

 1 horax with pleurae obscure brownish-yellow, with traces of three lighter stripes, the 

 pubescence rather coarse, scutellum yellowish-brown with lighter margin, metanotum 

 obscure brownish, halteres reddish-yellow. Abdomen dark brown, a little lighter 

 towards the base, the hind margins of the segments blackish, ovipositor reddish-yellow. 

 Legs yellow. Wings hyaline, rather broad, a dark spot at the termination of the first 

 longitudinal vein, second vein straight, third distinctly curved in the middle so as to 



