NO. 2105. NEW SPECIES OF HYMENOPTERA—ROHWER. 231 



Female.- — Length 2 mm. Anterior margin of the clypeus slightly, 

 arcuately emarginate; supraclypeal foveae deep, punctiform; face 

 shining with a few scattered setigerous punctures; head above the 

 antennae and posterior orbits shining without setigerous punctures; 

 area around the anterior ocellus raised; postocellar line slightly 

 longer than the ocellocular line; third and fourth joints of the anten- 

 nae subequal; mesoscutum shining with scattered fine, setigerous 

 punctures; notauli well defhied and when magnified 35 diameters, 

 finely foveolate; suture between the scutum and scuteUum with 

 three rugae; scuteUum shining; dorsal aspect of the propodeum 

 irregularly reticulate on a granular surface; mesepisternum shining, 

 impunctate; sternauli well defined, finely foveolate; fii'st tergite 

 one-fifth longer than its apical width, opaque, finely granular; second 

 and following tergites shining, impunctate; ovipositor almost as 

 long as head and thorax, densely pilose. Black; labrum, mandibles, 

 palpi, tegulae, and four anterior legs below the coxae fulvous; the 

 apex of the intermediate tibiae and a spot at the base and their tarsi 

 dusky; posterior trochanters fulvous; posterior tibiae with a naiTow 

 annulation at base and a broader one at the middle, white; base of 

 the posterior tarsi with a white spot; calcaria white; wings hyaline; 

 venation pale brown, the costa slightly darker; pubescence sparse and 

 gray. 



Charter Oak, Pennsylvania. Described from two females (one, 

 type), recorded under Bureau of Entomology No. Hopk. U. S. 11135a, 

 which refers to a note stating that this species is parasitic on Coleo- 

 pJiora leucochry sella Clemens, feeding on chestnut. Material reared 

 by Carl Heinrich, adults issuing June 3, 1913. 



Type.— Cat. No. 18181, U.S.N.M. 



Genus MICROBRACON Ashmead. 

 MICROBRA.CON COLEOPHORAE, new species. 



Resembles Microbracon furtiosus (Fyles) but readily separated by 

 details in puncturation and color. 



Female. — Length 2.5 mm. Face shining; eyes very slightly con- 

 verging to the mandibles; vertex and occiput shining; postocellar 

 fine slightly longer than the diameter of one of the lateral ocelli; 

 inner supraorbital area finely punctured; antennae 29-jointed, the 

 third and fourth joints subequal; mesoscutum shining; notauli with 

 setigerous punctures along their border; suture between the scutum 

 and the scuteUum finely, regularly foveolate; propodeum shining, 

 impunctate; first tergite with the area defined by the lateral carinae 

 rectangular in outline, slightly longer than the apical width; the 

 triangular shaped area of the first tergite is weU defined and prac- 

 ticaUy the length of the entire segment; first tergite with the lateral 



