118 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



flagellar joints, and the legs lioney-yellow. Wings linear, extending 

 not quite to the middle of the abdomen. Abdomen black, polished, 



witli striiTB at base. 



TlAEiT AT.— Ottawa, Canada. 



Type $ in Coll. Aslimead. 



Described from a single specimen received from W. Hague Harrmg- 



ton. 



Megaspilus laeviceps, sp. nnv. 



$ Leno-th, I™'". Black, highly polished; scape and legs pale 

 brownish \"ellow; flagellum brown-black; mandibles black; the short 

 petiole and a streak at base of abdomen yellowish. Head transverse, 

 sparsely hairy, the occiput with a distinct margin, tlie face convex, 

 smooth, shining. Palpi pale. Antennae, 11-joint^d, longer than the 

 body the pedicel and the first flagellar joint together are tts long as 

 the scape, the pedicel very small, rounded; the flagellum is cylindrical, 

 covered with a short, rather dense i)ubescence, the first joint about o 

 times as long as thick, the second one-third shorter, the following very 

 slightly shorter. AVings hyaline, the stigma semicircular, brown; the 

 sti^'-mal vein nearly twice as long as the stigma. 



HABITAT.-Arlington, Va.; Wj.shington, D. C, and Bladensburg, 



Md. 



Types, all 5 s, in Coll. Ashmead. 



A specimen was taken by E. A. Schwarz at Bladensburg, Md.; the 

 others were captured by myself on the outskirts of Washington and 

 along the banks of the Potomac River, in Virginia. 



Megaspilus calif ornicus, sp. nov. 



$ Leno-th 2.2""". Black, smooth, shining; tlie head transverse, 

 obliquely narrowed behind the eyes. Antennae 11-jointed, filiform, 

 longer than the body, brown-black, the scape long, reaching much be- 

 y<md the ocelli, the pedicel very small, rounded, tlie first flagellar joint 

 more than six times as long as thick, the following joints shorter, 

 sul)e(iual Legs pale rufous. AVings subhyaline, tlie stigma large, 

 brown, the stigmal vein two and a half times as long as the stigma. 



Habitat. — California. 



Type $ in Coll. xVshmead. 



Megaspilus Pergandei, sp. nov. 



$ Len<rt]i, 1.2->. Black, smooth, shining ; the vertex of head and 

 thorax faintly alutaceus. Antenna" U-jointed, slightly long-c>r than the 

 body, brown, the scape not reaching beyond the ocelli, the pedicel 

 small oval, the first flagellar joint scarcely thrice as long as thick the 

 folh.wing shorter, about twice as long as thick, except the last, which 



