342 BULLETIN 4r., UNITED STATES NATIONAL MUSEUM. 



Proototrypes longiceps, ap. nov. 



9. Length, 7""". Polished black; antennfc yellowish, the apical 

 loints a little dusky, the first flagellar joint the longest, the following 

 to the last slightly shortening, the penultimate being scarcely 3 times 

 as long as thick, the last one-half longer than ths preceding; palpi 

 yellowish ; legs reddish-yellow, the coxje slightly dusky basally. Meta- 

 thorax twice as long as high, finely rugulose, smoother above, with a 

 median carina. Wings hyaline, the discoidal nervures visible as 

 fuscous streaks, the stigma fuscous, the marginal cell one-third the 

 length of the stigma, petiolated. Abdomen black, shining, longer than 

 the head and thorax together, distinctly petiolated, the petiole more 

 than twice as long as thi'k, finely striated; ovipositor not longer than 

 the basal joint of hind tarsi. The femora are swollen, the tibia? sub- 

 clavate, the inner spur of posterior tibite scarcely one-third the length 

 of the basal tarsal joint. 



Habitat. — Ottawa, Canada. 



Type in Coll. Ashmead. 



Described from a single specimen received from Mr. W. Hague Har- 

 rington. 



Proctotrypes canadensis, sp. nov. 



9 . Length, 3""". Polished black; antennae brown, the first flagellar 

 joint not longer than the second, shorter than the scape, the following 

 joints, except the last, about 2J times as long as thick, the last fully 

 twice as long as the penultimate; legs reddish-yellow, the coxje dusky 

 basally. Metathorax a little longer than high, rugose, smooth on dor- 

 sum toward base, with a median carina. Wings hyaline, without dis- 

 coidal nervures, the stigma yellowish, the marginal cell less than half 

 the length of the stigma, petiolated. Abdomen black, shining, not 

 longer than the thorax, the petiole scarcely as long as thick, rugose, 

 the second segment at base with numerous stria: , ovipositor very short, 

 two-thirds the length of the basal joint of hind tarsi. The femora are 

 not so much swollen, the tibiie long and slender, the inner spur of hind 

 tibae not more than one-fourth the length of the basal tarsal joint. 



Habitat. — Ottawa, Canada. 



Type in Coll. Ashmead. . 



Described from a single specimen, received from Mr. W. Hague Har- 

 rington. Its smaller size, shorter metathorax and ovipositor, relative 

 length of the antenna! joints and the shorter tibial spurs, easily sepa- 

 rate the species. 



Proctotrypes simnlans, sp. nov. 



9 . Length, 4""". Polished black, antennae rufous, the first flagellar 

 joint scarcely longer than the second, but as long as the scape, the fol- 

 lowing joints after the third about 2J times as long as thick, the last less 

 than twice as long as the penultimate; legs, including coxsb, reddish- 



