MONOGRAPH OF TflE NORTH AMERICAN PROCTOTRYPID^. 7l 



femora bhukisli tow.ard base. Piotliorax very lonjf, fattened, nar- 

 rowed before, shiiiiuf;, Avith a fine and somewhat dense jiunctnation; 

 mesonotnm short; metathorax elonjy.ato, tlie sides polished, the disk 

 punctured. 



Wiiifjs liyaline, the parastigma and stigma brown. 



Abdcmien elongate <»val, polished, black, the apex with si)arse hairs. 



Habitat. — Ottawa, Canjula. 



Type in Coll. Provancher. 



PerisemuB floridanus Aslini. 



(PI. IV, Fi- 7,9.) 



Ent. Am., in, p. 7<>. ^ 9 ; Oess. Syn. Ilym., p. 247. 



S 9. Length, 2.5 to 3""". Black, shining, finely, closely punctulate, 

 the head with some scattered, thimble-like punctures. Head a little 

 longer than wide, the frontal carina not extending behind the insertion 

 of antennae. Mandibles and palpi honey-yellow. Antennte 12-jointed, 

 Inmey-yellow, the two or three apical joints dusky; the scape is thick, 

 less than thrice as long as thick: flagellar joints submoniliform, 

 scarcely longer than thick, the last twice .as long as thick. Prothorax 

 trapezoidal, longer than wide across the base; mesonotum about as 

 long as the scutellum, the latter with a faint impressed line across the 

 base; metathorax quadrate, smooth, with a faint trace of a median 

 longitudinal carina. Wings hyaline, the costa, stigma, and parastigma 

 dark broAvn, the other veins honey yellow; the backward-directe«l 

 branch of the basal vein is not as long as the first branch of the basal. 

 Legs, except coxa' and femora, honey-yellow. . 



Habitat. — Jacksonville, Fla. 



Types in Coll. Ashmead. 



Perisemus minimus, Hp. nov. 



5 . Length, 1.8 to 2'"'". Bla<^k, shining; legs brown ; anterior tibije 

 and all tarsi honey-yellow; mandibles black; antenuic honej'-yellow, 

 the scape thick, 2i times as hmg as thick; i>edicel longer than the 

 second flagellar joint, first flagellar joint minute; flagellar joints, after 

 the second, not longer than thick; wings hyaline, the venatioji i)ale 

 hyaline, the stigma and i>arastigma brown. Abdomen jiointed-ovate, 

 not longer than the head and thorax together, polished black. 



Habitat. — Arlington, Ya. 



Type in Coll. Ashmead. 



The small size, shining surface, black mandibles, and color of the 

 legs sufficiently distinguish the species. The head is more like that iu 

 Epyris, being longer and more narrowed than is usual in this genus. 



-^ ; i — -^ _. i Perisemus mellipes Aslini. 



Ent. Am., Ill, p. 7fi, 9 ; ('ress. Syn. Ilym., p. 247. 



9. Length, 3.2"'"'. Black; the head opaque, finely, densely punc- 

 tulate; thorax smooth, shining, microscopically punctidate; legs eu- 



