INSECUTOR INSCITI^ M^NSTRUUS 111 



Types, Cat. No. 20446, U. S. Nat. Mus., one male, four 

 females on two tags plus a slide with antennae of both sexes. 



Also at Maxwell, New Mexico, May 8, 1916, from eggs of 

 Malacosoma fragilis (D. J. Caffrey). 



Epitetrastichus oviductus, new species. 



Female. — Length, 2.50 mm. Abdomen acuminate, nearly 

 twice the length of the thorax, the ovipositor extruded a short 

 distance. Black and with the usual sculpture, the scape and the 

 legs honey yellow except the coxae (except at apex), the fol- 

 lowing parts of the body honey yellow : Distal half of scutum, 

 lateral margins and median line (both narrowly) of cephalic 

 half of scutum, scutellum, postscutellum, parapsides except 

 cephalic and lateral thirds, caudo-mesal half of the axillae, 

 proximal half of the abdomen beneath except the margins, 

 proximal two-thirds or more of same above except the mar- 

 gins, a stripe across at middle and a dot on meson midway be- 

 tween this stripe and the end of the yellow. Stigmal vein mod- 

 erate, the fore wings large. Pedicel about twice longer than 

 wide ; f unicle 1 somewhat over four times longer than wide, 

 2 and 3 subequal, each somewhat shorter and over twice the 

 length of the pedicel ; club 1 somewhat shorter again, 2 and 3 

 subequal, each a little shorter than 1, 3 with a distinct terminal 

 nipple. Mandibles tridentate. Propodeum with a distinct 

 median carina but no others, the spiracles long-elliptical. 

 Scutum with four long setae from minute punctures along its 

 lateral margin. Postscutellum large. 



One female, Cabin John, Maryland, August 12, 1916 (R. M. 

 Fouts). 



Type, Cat. No. 20447, U. S. Nat. Mus., the female on a tag, 

 the head on a slide. 



Eurytoma ctenodactylomyii, new species. 



Female. — Length, 1 mm. Small species. Yellowish brown, 

 the wings hyaline, the venation white, the tibiae and tarsi also, 

 the rest of the legs and the flagellum pale yellow. Abdomen at 

 immediate base above slightly, at apex shortly and three nar- 

 row cross-stripes in the dorsal aspect of the proximal half 



