DIPTERA 67 



palpi black ; antennae dark brown with the basal joints for the greater part reddish - 

 yellow. Thorax yellow with five brown stripes, pleurae dark brown, the mesopleurae 

 edo-ed below with yellowish, scutellum dark brown with the sides and a basal indistinct 

 spot yellowish, metanotum shining brownish with a slight covering of grey tomentum, 

 halteres light yellow. Abdomen dark brown, with the edges of the segments reddish- 

 yellow. Legs with the fore coxae and all the femora shining blackish-brown, tibiae 

 yellowish, the fore pair with indistinct, the other pairs with two distinct brown rings, 

 tarsi obscure yellowish. Wings uniformly tinged with light brown. 



Hab. Molokai Mts., one male, September 17th, 1893, and one male from woods 

 above Pelekunu, August 27th, 1S93. 



Plate III. fig. 18, head of t- 



(24) Drosophila niauicnsis, sp. nov. 



Z, ?. Long. corp. 2 mm. : al. 2 mm. Front dark brown ; face brown with a 

 thin sharp keel ; proboscis and palpi yellowish : antennae very short, yellowish or 

 reddish-brown, beneath lighter, arista straight with a few extremely short hairs on the 

 upper and on the apical half of the under surfaces. Thorax obscure blackish or dark 

 brown, rather shining, pleurae, scutellum, and metanotum blackish, halteres light yellow. 

 Abdomen blackish, becoming much lighter, almost yellow, towards the tip. Legs with 

 the femora shining blackish, knees and tibiae obscure reddish-yellow, the hind tibiae 

 a little darker towards the tip, tarsi yellowish. Wings hyaline. 



Hab. Maui, lao Valley, one male and three females, September 1896. This 

 small and distinct species may be easily recognised by the extremely short hairs on 

 the arista. What I take to be the male has a long pointed organ (? penis) beneath 

 the abdomen, slightly bent at the tip. 



(25) Drosopliila violokaicnsis, sp. nov. 



t. Long. Corp. 3^ mm. ; al. 4 mm. Front blackish behind, reddish-brown in 

 front, orbits and vertical triangle shining ; face grey, without distinct keel ; proboscis 

 dark brown, palpi yellowish ; antennae, including the third joint, reddish-yellow, the 

 second joint darker above. Thorax with scutellum dark brown, shining ; pleurae and 

 metanotum blackish, halteres pale yellow. Abdomen dark brown. Legs with all 

 the femora shining dark brown, the tibiae yellowish, the intermediate pair somewhat 

 darker, all the tarsi yellow with the two apical joints black. Wings slightly tinged 

 with yellowish-brown, posterior transverse vein straight, last two sections of the fourth 

 vein equal. 



Hab. Molokai Mts., one male, 4500 ft., September 1893. 



