1 6 FAUNA HAWAIIENSIS 



vein outwardly slightly convex, distant only about its own length from the posterior 

 margin of the wing. 



%. Like the Z but face broader, not silvery, legs darker, blackish-brown with only 

 the knees and bases of two front pairs of metatarsi a little lighter, femora with an 

 aeneous tinge, hind tibiae not stouter than the others, bristles on all parts of the legs 

 as in the ^, except that in the intermediate pair the strong spines beneath the middle 

 of the femora and the four bristles on the middle of the fore surface of the tibiae are 

 absent. 



Hab. Maui, Haleakala, five males and five females, at over 5000 ft., October 1896. 



Plate II. figs. I, 2 and 2«, femur of ^, wing, antenna. 



(2) Chi-ysotus hazvaiiensis, sp. nov. 



$. Long. corp. 2\ mm.; al. 2^ mm. Bright green. Front fuscous with a greenish 

 tinge, face narrow, silvery, proboscis and palpi black, the latter slightly dusted with 

 whitish ; antennae black, third joint slightly excavated before the tip, which is blunt and 

 hairy, arista sub-dorsal, cilia of orbit black. Thorax and scutellum shining metallic green, 

 the latter with two longish bristles, pleurae blackish with cinereous tomentum, greenish 

 above the middle coxae, halteres pale yellow, cilia of tegulae blackish. Abdomen dark 

 green with a coppery tinge, first segment brighter and nearer the colour of the thorax, 

 with long black hairs at the sides, rest of the abdomen covered with short, black hairs, 

 hypopygium black and polished, showing a pair of sub-clavate appendages which are 

 fringed with short brownish and tipped with longer black hairs. Fore coxae yellowish, 

 brown at the base, two hind pairs blackish-brown, all with whitish tomentum, rest of 

 legs light yellow, except the tips of the tarsi, which are dark brown towards the tip. 

 Fore femora with a small, subapical bristle, intermediate pair with a subapical bristle 

 on the fore surface, and a row of nine spine-like bristles on the under surface, extending 

 along the apical two-thirds of the joint, the two nearest the base much longer and 

 stronger, hind femora with two subapical bristles, one on the outer surface and the 

 other (smaller) on the lower surface ; fore tibiae with a bristle on the outer surface at 

 one-third from the base and some fine, short hairs on the inner surface, intermediate 

 tibiae with two bristles on the outer surface and three apical ones, hind pair with four 

 on the outer surface, the two nearest the base being closer together, and a single apical 

 one. Wings slightly brownish tinged, strongly iridescent, posterior cross-vein slightly 

 convex outwardly, not quite its own length from the posterior border of the wing. 



Hab. Hawaii, one male, Olaa, July 1895. 



(3) Chrysotiis saxatilis, sp. nov. 



t. Long. Corp. 2^ mm.; al. 3 mm. Shining metallic green. Front and face 

 shining metallic green, without tomentum, the latter rather broad ; antennae black, third 



