104 A"('ri' .V/'i-c/V.v ('/ Sirrold. Willi li.vpldiiatory Xotes. 



close reticulate surface sculpture ; linely and fairly closely punctate ; rather 

 thinly clothed with long delicate hairs. Head a little longer than wide, width 

 between the eyes a little more than the length from eye to vertex ; flat 

 above, a little tumid beneath, the greatest depth beneath the posterior end of 

 the eye : vertical margin straight, temples rounded, eyes flatly convex ; 

 antenn?e reaching the mesoscutum, pedicel a little longer than wide, follow- 

 ing segments as wide as long, antennal fossa; deep ; clypeus short, carinate, 

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

 the head, sloping at the sides, the carina extending backward a little on the 

 top of the head ; mandibles fairly stotit, curved, concavo-convex, truncate 

 apically and toothed, base touching the eye above ; gula and sides of the 

 head flat, the former medially foreshortened, as long as wide, narrowing 

 behind, where it is indistinctly divided into two lobes by a shallow depression 

 posteriorly on the median line, anterior margin straight, posterior margin 

 incised ; propodeum finely rugulose ; abdomen ovate, apically acuminate, 

 smooth and polished ; wings subinfuscate, with a faint yellowish brown pig- 

 mentation ; length 2.25 mms. 



Described from two females (type and paratype) from Tantalus moun- 

 tain, Oahu, 1300 ft. elevation. Type collected by W. M. Giffard January 29. 

 IQ05. Second specimen collected by O. H. Swezey, August 4. 1912, paratype. 



Type : Cat. No. 63, Bishop Museum. 



64. SIcrola picca n.sp. 



9 shining black, the head somcwiiat piceous ; legs and antenna; luteous, 

 the latter infuscate outwardly, mandibles brown. 



Head and thorax with a microscopically fine reticulate surface sculp- 

 ture ; finely, shallowly and fairly closely punctate ; thinly clothed with short, 

 delicate, silvery white hairs. Head nearly twice as long as wide, width be- 

 tween the eyes equalling the length from eye to vertex; convex above and 

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

 the head, pedicel twice as long as wide, following segments as wide as long 

 or hardly longer, antennal fossae deep: clypeus carinate. apically depressed, 

 projecting slightly in front of the anterior margin of the head, sloping at 

 the sides, the carina extending backward on the top of the head beyond the 

 base of the antennae ; mandibles stout, curved, flattened outwardly, truncate 

 apically and toothed, base touching the eye above; gula flatly convex, 

 medially foreshortened, a little longer than wide, slightly depressed along 

 the median line, anterior margin arcuately concave, posterior margin incised ; 

 abdomen ovate, smooth and polished ; wings hyaline ; length 2 mms. 



Described from one female (type) collected on Tantalus mountain, 

 Oahu, 1300 ft. elevation, l)y W. M. Giffard, January 15. 1905;. 



Type: Cat. No. 64. Bishop Museum. 



65. SIcrola strcbloi^iiatlia n.sp. 



9 shining black, antennae basally and the legs brown, witli the excep- 

 tion of the femora, which are blackisli in the middle. 



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

 late surface sculpture, fairly coarsely, shallowly and remotely punctate and 



