540 rROCEEDiyOS of the national museum. vol. 45. 



ECPHYLUS LEPTURGI, new species. 



Female. — Length to the apex of the abdomen about 1.5 mm.; 

 length of the ovipositor 1.25 mm. Head shining, impunctate; 

 scutum and prescutum shining, impunctate, the latter not dentate 

 laterally; notauli completely defined not foveolate; suture between 

 the scutum and the scutellum not foveolate; propodeum granular 

 with a faintly defined, median, longitudinal carina which joins the 

 apex of an elongate, diamond-shaped areola, laterally with carinse; 

 first tergite a little wider apically than its length; sharply defined 

 laterally with longitudinal carinae, divided into thi'ee areas the mid- 

 dle area narrows apically and is irregularly striate, the lateral areas 

 with well-defined longitudinal carinse; beyond the first tergite the 

 abdomen is shining, impunctate. Rufo-piceous; first tergite, legs 

 except the piceous posterior femora bright yellow; wings hyaline; 

 venation pale brown. 



Tryon, North CaroKna. Described from two females, the type 

 recorded under Bureau of Entomology Nimiber Hopk.U.S.3012o, 

 which refers to a note stating that this species is bred from a cocoon 

 found in the larval mine on Lepturges facetus in chestnut. A paratype 

 is recorded under Bureau of Entomology Number Hopk.U.S.3012h3. 

 Material collected and bred by W. F. Fiske. 



Type.— Ciit. No. 15517, U.S.N.M. 



ECPHYLUS BICOLOR, new species. 



Female. — Length to the apex of the abdomen 2 mm. ; length of the 

 ovipositor about 1 mm. Head shining, impunctate; prescutum finely 

 granular, subtuberculate laterally; notauli complete, sharply defined; 

 scutum shining, practically impunctate; suture between the scutum 

 and scutellum faintly foveolate; propodeum finely granular with a 

 short median carina which joins the apex of a long, diamond-shaped 

 area, with two lateral carinse; first tergite much wider apically than 

 long, sharply defined laterally by carinee, two of the striae predomi- 

 nating so it is divided into three areas which are themselves finely, 

 longitudinally striate to the apex of the first tergite; tergum pol- 

 ished, impunctate. Black; propodeum very dark piceous; the first 

 and the base of the second tergite ferruginous; legs piceous; wings 

 hyaline, iridescent; venation pale brown. 



Easton, Washington. Described from one female collected by A. 

 Koebele. 



Ty2)e.— Cat. No. 15516, U.S.N.M. 



