290 FAUNA HAWAIIENSIS 



funicle joints of antennae all distinctly longer than thick, but shortening towards apex ; 

 otherwise as in female. 



Hab. Hawaii : Hualalai (5000 feet), in August ; Kilauea ; Kona (4000 — 5000 

 feet) June, (2000 feet) September. — Lanai : Halepaakai, in July. — Maui : Haleakala 

 (5000 feet), in August. — Molokai : Kalae, in August. 



(3) Sierola tnolokaiensis, sp. nov. 

 (Plate VIII. fig. I.) 



$. Length 2 to y^ mm. Black, the head and thorax finely coriaceous but more 

 or less shining ; mandibles black or brown-black ; abdomen smooth, impunctate, highly 

 polished ; antennae, except the four or five terminal joints, and the legs, except the 

 front coxae and more or less of the front femora or at least above, testaceous or 

 brownish-yellow ; front coxae and front femora black or dark brown in part, the latter 

 sometimes brownish only above or outwardly ; wings hyaline, the parastigma and the 

 stigma brown or fuscous, the other veins pallid or pale yellowish. 



The head is distinctly longer than wide, with an acute ridge anteriorly between the 

 insertion of the antennae, and clothed with a short, sparse pubescence. The antennae 

 are much longer than the head, all the joints of the flagellum being distinctly longer 

 than thick or from i^ to 2 times as long as thick. 



$. Length about 2 mm. Black ; two or three basal joints of the antennae and 

 the legs, flavo-testaceous, the rest of the antennae being dark fuscous or black. The 

 anterior femora above or outwardly and sometimes the front coxae, more or less, are 

 brown or fuscous. The joints of the antennae 5 to 6 are oval and very little longer 

 than thick, joints 11 and 12 being moniliform, while the abdomen is oblong-oval, not 

 longer than the thorax. 



Hab. Hawaii: Kilauea, July, August; Kona (2000 feet), September. — Lanai 

 (2000 feet), January. ^ — Maui: Haleakala (5000 feet), in October. — Molokai: Kalae, in 

 August (4000 feet), in May.-^Oahu : Honolulu, in November ; Waianae Mts. (3000 

 feet), in February. 



(4) Sierola oaJuie'nsis, sp. nov. 



%. Length 2 to 2*3 mm. Black, the head and thorax microscopically coriaceous; 

 mandibles rufous with black teeth ; first three or four joints of the antennae yellowish, 

 those beyond fuscous ; legs testaceous, the upper ridge of the anterior femora sometimes 

 with a brownish spot, the tarsi sometimes yellowish ; tegulae dark rufo-piceous ; wings 

 hyaline, the veins, except the stigma and parastigma, pellucid. 



