New Species of Sierola. With Explaiiatorx Xotcs. I2i 



brown at the base, the former brown ovitwardly ; mandibles reddish apically. 



Head and thorax with a microscopically hne reticulate surface sculp- 

 ture: fairly closely, finely and shallowly punctate; 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 and beneath ; vertical margin straight, temples 

 rounded, eyes flatly convex ; antennse no longer than the head, the pedicel 

 longer than wide, the following 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, sloping at the sides, the 

 carina extending backward shortly on the top of the head; mandibles stout, 

 curved, concavo-convex, truncate apically and toothed, base touching the 

 eye above ; gula convex, somewhat foreshortened medially, as wide as long, 

 with a shallow depression along the median line, anterior margin arcuately 

 concave, posterior margin incised ; abdomen ovate, smooth and polished ; 

 wings subinfuscate, with a faint yellowish lirown pigmentation; length 2.5 

 mms. 



Descrilied from one female (type) collected at Opaeula, Oahu, by D. 

 T. Fullaway, March 30, 1913. 



Type : Cat. Xo. 97, Bishop Museum. 



98. Sierola hillebraiuii n.sp. 



9 dull shining l)lack ; legs luteous. antenna? yellowislT brown, fuscous 

 outwardly. 



Head ruul thorax with a microscopically line reticulate surface sculp- 

 ture; finely, shallowly and closely pttnctate ; hairy clothing inconspicuous. 

 Head a little longer than wide, width between the eyes a little more than the 

 length from eye to vertex ; convex above and beneath, depressed in front ; 

 vertical margin straight, temples rounded, eyes flatly convex ; antennae 

 reaching the mesoscutum, segments of the flagellum with the exception of 

 the third, longer than wide, antennal foss.ne deep; clypeus carinate. apically 

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

 head, sloping at the sides, the carina extending backward on tlie top of the 

 head beyond the base of the antennae ; mandibles stout, curved, concavo- 

 convex, truncate apically and toothed, base not quite reaching the eye ; aula 

 convex, medially foreshortened, as wide as long, anterior margin arcuately 

 concave, posterior margin incised, median groove effaced ; propodeum finely 

 rugulose ; abdomen ovate, apically aciuninate, smooth and polished; win^s 

 infuscate ; length 3 mms. 



Described from one female (type) collected at Hillehrand's Glen, Oahu. 

 by O. H. Swezey, November 17, 1912. 



Type : Cat. No. 98, Bishop Museum. 



99. Sierola afliiiis n.sp. 



9 dull shining black; legs and antennas basally luteous, the latter fus- 

 cous apically and the middle and hind femora infuscate. 



Head and thorax to the propodeum with a microscopically fine reticu- 

 late surface sculpture, coarser on the head ; coarselv, shallowlv and closelv 



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