MOXOGRAPH OP THE NORTH AMERICAN PROCTOTRYPID.E. 301 



yellow, the stiginal vein oblique, three times as hmg as the marginal; 

 basal iiervnre distinct. Abd men obh)nj;(>val, trnncate posteriorly, 

 the petiole a little more than twice as long as thick, faintly striated. 



Habitat. — Santa Cruz Mountains, Oalifinnia. 



Tyi)es in Coll. xVshmead. 



HemilexJs brevicornis >Sa.v. 



PkHiis brerieornis Say., Lpc. Ed. Say, i, p. 1?21. 



Diaprin hrericornin Ashin., Cuii. Eur., xix, )». T96; Cress. .Syii. Ilyin., )t. 251. 



I51.T(k, polished, iiiiniarulate; tiltiii' iind tarsi ]»i<<'ons. 



Inhabits St. Peters river. 



AnteniiiB short, first Joint ranch elonjjated, second joint lonfjer than the remaining 

 ones, which an^ snbcylindric-qnadrnte; niandil)]es pale, testaceous; tliorax convex, 

 rounded, two faint impressed lines each side eonverjjing to the scutel and on the 

 posterior margin two indistinct dull whitish s)>ots; scutel elevated, convex, feet 

 dark, piceous; thijihs nearly black; wings, costal nervure indistinct; abdomen de- 

 pressed, fusiform, acute at tip. Length more than one-tweuticth of iin inch. (Say.) 



This .species is unknown to me, but evidently belongs here. 



PARAMBSIUS Westwood. 

 Phil. M.ag., I, p. 129 (1832); Forst. Hym. Stml., ii, p. 128 (l^r-^,). 



Cerapsilon Hal. ( ?) 



(Typo P. rvfipen Westw.) 



Head transverse, the occiput rounded, the cheeks b.are; ocelli 3, 

 distinct in a triangle; eyes oval. 



AntenuiT^ inserted on a frontal prominence, 13-jointed in both sexes, 

 in 9 gradually incras.sated toward tips, clavate, the scape reaching far 

 beyond the ocelli, slenderer toward the base; pedicel stouter and 

 longer than the tirst fimiclar joint, narrowed basally; fir.st funiclar 

 ioint only a little longer than thick, a little shorter than the second; 

 seventh to twelfth wider than long, the thirteenth fusiform or ovate, 

 more than twice as large as the preceding; in 3 longer than the body, 

 filiform, the pedicel and the tirst funiclar joints about equal, the second 

 nearly thrice as long as the first, slightly emarginate at ba.se, the 

 following joints long, cylindrical, four or more times longer than thick. 



Maxillary palpi 5-joiuted. 



Mandibles bifid at tips. 



Thorax oblong-oval, narrowed in front, the prothorax transverse, 

 woolly at the sides; r^tsonotum with 2 distinct furrows; scutellum 

 deeply bifoveated at basf;, tlie foveas often contluent, forming one deep 

 fovea, or separated only rya slight carina; metathorax short, emar- 

 ginated posteriorly, a short conic keel at base, and with the posterior 

 angles subacute. 



Front wings pubescent, ciliated, the costal cell completely closed; 

 the submarginal vein joins the costa at or a little before the middle of 

 the wing; the marginal vein is about thrice as long as thick, with a 

 stump of a stigmal vein ; basal vein absent or indistinct. 



