MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPID^. 309 



ceoiis. Tegulii^picoous. Wing-s hyaline, iridescent, sparsely pubescent. 

 Legs black, the anterior tibhe toward tips and all tarsi honey-yellow. 

 Abdomen not qnite as long as the head and thorax together, the first 

 segment and the second at base striated. 



In the male the abdomoi is oblong-oval, broadly ronnded behind, the 

 antenuiP black, with tlic pedicel more or less pale and shorter than the 

 second fnniclar joint; first fnnichu' joint small, rounded; second nuich 

 dilate<l, truncate at tip, narrowed at base; club (J-jointed, bristly, the 

 joints, except the last, oval nionilitorm, the last cone-shaped, nearly 

 twice as long- as the penultimate joint. 



Habitat. — Los Ang<'les and San Bernardino County, Cal. 



Types in. National ]\lusenm. 



Described from several specimens, reared by A. Koebele, during 

 April and May, from a Cecidomyiid gall on Atriplex eanescens, found 

 in California. 



Polygnotus artemisiae, sp. nov. 



$ 9. Length, 1 to 1.40""". Black, polished; vertex posteriorly trans- 

 versely aciculated. Mandibles piceous. Antennae 10 jointed, the scape 

 black, the flagellum dark-brown; pedicel as long as the first and second 

 fnniclar joints together; first fnniclar joint very small; second thick- 

 ened, longer than thick; third narrower and shorter thau the second; 

 clul) 5-jointed, the first joint shorter tlian the following' and not quite so 

 tliick, round<'d at base; the following joints to tlie last very slightly 

 wider tliau long, rounded at l)asc, truiu^ate at tip, tlu', last cone-shaped, 

 longer than the preceding. In the male the pedicel is not longer thau 

 the second fiinicle joint, which is slightly curved and dilated and trun- 

 cate at ti[»; club O-jointed, hairy, the joints, excei)t the last, nioniliform, 

 slightly pedicellate, the last cone-shaped, almost twice as long- as the 

 preceding-. Thorax ovoid, shining, tlie mesonotal furrows distinct pos- 

 teriorly. Scutcllnm polished, tranveisely highly convex. Metapleura 

 sericeous. Teguhc l)la('k. Wings hyaline, pubescent. Legs black to 

 brown-black, the trochanters, tii)S of tibia? and tarsi honey-yellow. 

 Abdomen as long as the head and thorax together, polished, the petiole 

 striated, the second segment with 2 striated foveohe at base. 



Habitat. — Lancaster, Los Angeles C'Ounty, Cal. 



Ty])es in National Museum. 



Described from several specimens, reared by A. Koebele, December 

 G, 1887, from a Cecidomyiid gall found on Artemisia californica. 



Polygnotus virginiensis, sp. nov. 



9 . Length, 1.2""". Polished black. Head about li times as wide as 

 long anteroposteriorly, the occiput transversely striated, the face 

 smooth, shining, imi)uiictured ; legs and antenna' black, articulations of 

 legs and taisi brown. Funicle .slender, the first joint small, the second 

 a little larger than the third; club joints about twice as long- as thick 



