98 Nczv Species of Sicrola, With Bxpldiuitory Notes. 



convex al)ovc, depressed in front, a little tumid beneath, the greatest depth 

 behind the eye; vertical margin straigln, temples rounded, eyes flatly convex; 

 antennt-e scarcely longer than the head, pedicel a little longer than wide, fol- 

 lowing segments as wide as or wider than long, antennal fossae deep; clypeus 

 carinate, apically depressed and projecting slightly in front of the anterior 

 margin of the head, declivous at the sides, the carina extending backward 

 on the top of the head beyond the base of the antennse ; mandibles stout, 

 curved, concavo-convex, truncate apically and toothed, base nearly or quite 

 reaching the eye ; gula convex, closely punctate and pubescent, medially fore- 

 shortened, wider than long, the median groove distinct, anterior margin arcu- 

 ately concave, posterior margin incised ; abdomen ovate, smooth and pol- 

 ished ; wings suljinfuscate, with a very faint yellowish brown pigmentation; 

 length 3 mms. 



Described from 9 females (type and paratypes), collected on Tantalus 

 mountain, Oahu, 1300 ft. elevation, by W. M. Giffard. Two specimens, one 

 of which is the type, collected October 13. \')0^. in addition to the paratype 

 just mentioned, there are three specimens, collected Xovember 14, 1907, 2 

 specimens collected April 16, 1905, i specimen collected March ri, 1905. i 

 specimen collected December 2, 1905, paratypes. 



Type: Cat. No. 51, Bishop Museum. 



52. Sierola seiiiini_:.:;ra n.sp. 



$ black, with the exception of the prothorax, which is brown ; and 

 shining, with the exception of the head, which is dull, opaque or nearly so ; 

 legs, antennje and mandibles brown. 



Head and thorax with a microscopically fine reticulate surface sculp- 

 ture, coarser and closer on the head ; very finely, closely and shallowly punc- 

 tate ; hairy clothing short and inconspicuous. Head a little longer than wide, 

 width between the eyes a little more than the length from eye to vertex, 

 length in front of the eyes not great ; convex above, a little tumid beneath, 

 the greatest depth beneath the posterior end of the eye ; vertical margin 

 straight, temples rounded, eyes flatly convex ; antennae a little longer than 

 the head, pedicel a little longer than wide, following segments as wide as 

 long or nearly so, antennal fossae deep ; clypeus short, carinate. apically 

 depressed and projecting slightly in front of the anterior margin of the head, 

 declivous at the sides, the carina extending backward a little on the top of 

 the head ; mandibles fairly stout, curved, concavo-convex, truncate apically 

 and toothed, base not quite reaching the eye ; gula convex, medially fore- 

 shortened, wider than long, anterior margin almost straight, posterior mar- 

 gin deeply incised ; abdomen ovate, apically acuminate, smooth and pol- 

 ished ; wings with a yellowish brown pigmentation ; length 2.75 mms. 



$ smaller, head shorter, legs, antennae and mandildes paler, abdomen 

 bluntly pointed at the apex, wings nearly hyaline. 



Described from four females and one male (type, allotype and para- 

 types). Type collected on Cooke's Trail, Xuuanu Valley. Oahu. by D. T. 

 Fullaway. January 14. 1917. One S and one $ collected in Pauoa Valley, 

 Oahu. by O. H. Swezey, January 23, 1909. respectively allotype and paratype. 

 One 5 collected in Palolo Valley, Oahu, by D. T. Fullaway, August 12, 1912, 



I 44 I 



