118 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



flagellar joints, uiid the legs lioneyyellow. Wings linear, extending 

 not ([uite to the middle of the abdomen. Abdomen black, polished, 

 with stria' at base. 



IIahitat. — Ottawa, (^anada. 



Type $ in (3oll. Ashmead. 



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

 ton. 



Megaspilus laeviceps, sp. iiov. 



S. Length, 1""". Black, highly polished; 8cai)e and legs pale 

 brownish yellow; flagellnm brown-black; mandibles black; the short 

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

 si)arsely hairy, the occiput with a distinct margin, the face convex, 

 smooth, shining. Palpi pale. Antenuje ll-joint<'d, longer than the 

 body; the i)edicel and the first flagellar Joint together are «s long as 

 the scape, the ])edicel very small, rounded; tlie flagellum is cylindrical, 

 covered Avith a short, rather dense i)nbescence, the first joint about 5 

 times as long as thick, the secon<l one-third vShorter, the following very 

 slightly shorter. Wings liyaline, the stigma sendcircular, brown; the 

 stigmal vein nearly twice as long as the stigma. 



Habitat. — Arlington, Va.; Washington, T). C, and Bladcnsburg, 

 Md. 



Types, all S s, in Coll. Aslimead. 



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

 others were captured by myself on the outskirts of Washington and 

 along the banks of the Potomac liiver, in Virginia, 



Megaspilus califoruicus, sp. no v. 



$. Length, 2.2""". lihutk, smooth, shinhig; the head transverse, 

 obliquely narrowed behind tln' eyes. Antenna"! 11-jointed, filiform, 

 longer than the body, bi^own-black, tlu> scifi)e long, reaching nuich be- 

 yond the ocelli, the pedicel very small, rounded, the first flagellar joint 

 more than six times as long as thi<*k, the foHowing joints shorter, 

 subequal. Legs pale rufous. Wings subhyaline, the stigma large, 

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



Habitat. — California. 



Type $ in Coll. Ashnu'a<l. 



Megaspilus Pergandei, sp. no v. 



S . Length, 1.2""". Black, smooth, shining; the vertex of head and 

 thorax faintly alutaceus. Antenna' 11-jointed, slightly longer 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 

 following shorter, about twice as long as thick, except the last, which 



