<S8 .V('<\' Shccics of Sirrald, Willi lixphuiiUorx Sates. 



2,2. Sicrola airiiuita n.sp. 



9 unusually large; shining black, not brilliant. lil)ia' and tarsi fuscous. 



Head and thorax with a microscopically close and fairly coarse reticu- 

 late surface sculpture, fairly closely but somewhat irregularly punctate and 

 hairy. Head wider tlian tlie thorax and considerably longer than wide, 

 widest at the vertex and narrowing slightly in front, width l)etween the 

 ejes greater than the distance from the eye to tlie vertex, which is consid- 

 erable ; convex above, depressed in front, a little tumid l)eneath ; vertical 

 margin straight, temples rounded, eyes flatly convex; antennae longer than 

 the head, segments of the flagellum as wide as or wider than long, pedicel 

 a little longer than wide, antennal fossae deep ; clypeus reduced by erosion 

 at the sides to a carinate ridge, depressed apically and projecting a little in 

 front of the anterior margin of the head, the carina extending backward 

 on the top of the head beyond the base of the antennae ; mandibles very 

 stout, curved, concavo-convex, truncate apically and toothed, base nearly 

 reaching the eye above ; gula rather flat and hairy, somewhat foreshortened 

 medially, a little wider than long, anterior margin almost straight, posterior 

 margin incised ; abdomen elongate ovate, smootJT and polished, somewhat 

 depressed ; wings subinfuscate, with a rather faint yellowish-brown pigmen- 

 tation basally and along costal border ; length 3.5 mms. 



Described from one female (type) collected at Kilauea, Hawaii, lumber 

 camp, 4000 ft. elevation, by W. M. Giflfard, July 4, 1918. 



Type : Cat. No. 32, Bishop Museum. 



^^. Sicrola koa 11. .sp. 



$ unusually large ; shining Idack, legs and antennae yellowisli brown, 

 tlie latter fuscous outwardly. 



Head and thorax with a microscopically fine reticulate surface sculp- 

 ture, finel}' and closely punctate and hairy. Head considerably longer than 

 wide, widest across the eyes, slightly narrower behind and in front, length 

 from the eye to the vertex equalling the width between the eyes ; flatly 

 convex above, depressed in front, a little tumid beneath ; vertical margin 

 straight, temples rounded, eyes convex ; antennae scarcely longer than the 

 head, the segments of the flagellum not much longer than wide, pedicel a 

 little longer, antennal fossae deep ; clypeus short, carinate, apically depressed 

 and projecting a little in front of the anterior margin of the head, sloping 

 at the sides ; mandibles very stout, bent at the middle, distal portion some- 

 what flattened, obliquely truncate apically and toothed, base touching the 

 eye above ; gula and sides of the head convex, the forrner medially fore- 

 shortened, wider than long, finely punctate and hairy, anterior margin nearly 

 straight, posterior margin incised ; abdomen ovate, apically acuminate, smooth 

 and polished ; wings hyaline ; length 3.25 mms. 



Described from three females (type and paratypes) collected on Tan- 

 talus mountain, Oahu. on .Icacia koa, by J. C. Rridwell, June, igrS. 



Type : Cat. Xo. 33, Bishop Museum. 



I .Ml 



