NO. 2035. NEW HYMENOPTERA FROM NORTE AMERICA— OAH AN. 439 



Family EULOPHID^. 



SuTafainily TETR.A.STICH[IN-^E. 

 TETRASTICHUS BRUCOPHAGl, new species. 



Female. — Length 1.8 mm. Antennal pedicel and the three funicle 

 joints snbequal in length, the club about as long as the two last 

 funicle joints combined; head not wider than the thorax; malar 

 space long, equaling or nearly equaling the height of the eyes; whole 

 head finely lineolated with a few" round punctures on the cheeks; pro- 

 thorax finely punctured; mesoscutum and scutellum finely Hneo- 

 lated, the parapsidal grooves deep and broad, the median line of the 

 mesoscutum distinct but fine; two longitudinal grooves on the meso- 

 scutellum very distinct, the distance betw^een them not equal to half 

 the length of the scutellum; metanotum about half as long as the 

 propodeum and faintly sculptured; propodeum vnth faint subreticu- 

 late sculpture similar to that of the metanotum, the median carina 

 distinct; abdomen conic ovate, as long as head and thorax. 



Color dark blue-green; antennae very dark brownish, the apex of 

 scape below, and underside of pedicel paler; all coxae, trochanters, and 

 femorae greenish black; apices of all femorse, all tibiae, and the tarsi, 

 except apical joint, pale yellow\ 



Male. — Similar to the female except for secondary sexual 

 characters. 



Type-locality. — Corcoran, California. 



Type.—C&U No. 16357, U.S.N.M. 



Host. — BruchopTiagus, sp. from alfalfa seed. 



Thirty specimens from the type-locality, reared by T. D. Urbahns 

 and recorded under Webster No. 6712, Bureau of Entomology, United 

 States Department of Agriculture. Eight specimens also reared by 

 Mr. Urbahns, labeled, ''Tulare County, California," and recorded 

 under Webster No. 6045. 



TETRASTICHUS (TETRASTICHODES) DETRIMENTOSUS, new species. 



Female. — Length 1.5 mm. Face and occiput very finely lineolated; 

 antennae 9-jointed with a ring-joint which is visible only when 

 mounted in balsam and under liigh magnification, the tliree funicle 

 joints subequal and each slightly longer than the pedicel; club 

 broader than the funicle and about as long as the two preceding 

 funicle joints, its third joint small. Prothorax punctate; meso- 

 scutum finely Hneolated without a median longitudinal grooved line, 

 the parapsidal furrows deeply impressed; lineolation of the scutellum 

 very faint, the tw^o longitudinal grooved lines distinct; propodeum 

 smooth, with a distinct median longitudinal carina; prepectus faintly 

 reticulated, the remainder of pleurae smooth. Abdomen about as long 

 as the head and thorax, pointed-ovate, and practically smooth, 



