NOTES AND DESCRIPTIONS OF MISCELLANEOUS CHALCID- 

 FLIES (HYMENOPTERA). 



By A. A. GiRAULT, 



Of the Bureau of Entomology, United States Department of Agriculture. 



The types of all the new forms described beneath have been de- 

 posited in the United States National Museum, 



TUMIDISCAPUS OOPHAGUS, new spedes. 



Female. — Length, 0.75 mm., excluding the ovipositor, which is 

 extruded for a length equal to about half that of the abdomen. 

 Scutum and scutellum with a narrow median sulcus. 



Dull honey yellow, the wings a Uttle yellowish under and across 

 from the marginal vein, the abdomen black except the disk; ovi- 

 positor valves black. Body very finely scaly. Antennae dusky; 

 pedicel twice longer than wide at apex, a little shorter than club 1 ; 

 fmiicles 1-2 a httle unequal, 2 quadrate, 1 a Httle shorter, 2 distinctly 

 less than half the length of club 1, the latter two-thirds the length 

 of the second club joint which is about thrice longer than wide. Fore 

 wings finely ciUate, the six hues proximad of the hairless fine of a 

 size about three times that of the main ciUation. Middle tibial spur 

 long, moderately slender. Antennae inserted at the mouth border. 

 Mandibles tridentate. Hind wings with about nine lines of fine discal 

 cihation where widest. Scape slender. 



The male is smaller and differs principally in having the pedicel 

 shorter, the two funicle joints wider than long, the two club joints 

 subequal, each over twice the length of the pedicel, which is much 

 longer than the funicle. Male scape much dilated. 



From many specimen of both sexes reared from eggs of Oxya velox, 

 Coimbatore, Southern India, December 3, 1915 (Y. R. Row). 



Types. — Cat. No. 20734, U.S.N.M., many females and a few males 

 on two tags and a slide. 



ABBELLA AMERICANA, new species. 



Female. — Similar to acuminata, but the abdomen bears five com- 

 plete cross stripes, of which the first two near the base are very narrow, 

 the third and fourth are broadest, the third a little distad of middle; 



Proceedings U. S. National Museum, Vol. 53— No. 2213. 



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