ICHNEUMON-FLIES OF GENUS CARDIOCHILES — MAO 235 



CARDIOCHILES BREVITARSIS, new species 



Female. — Length about 7 mm. Head black, narrow inner and broad 

 outer orbits ferruginous; cheek ferruginous below. Thorax ferrugi- 

 nous, proepisternum, anterior margin of lateral face of pronotum, 

 lower part of mesopleuron, and propodeum black, metanotura infus- 

 cated ; foreleg ferruginous, coxa and trochanter black, and last tarsal 

 segment fuscous ; middle leg similar ; hind leg ferruginous, coxa partly- 

 black and tarsus fuscous. Wings fuliginous, veins and stigma dark. 

 Abdomen ferruginous. Pubescence of head chestnut-brown. Anten- 

 na (incomplete) ; eye bare and slightly bulging; ocelli elevated; ver- 

 tex smooth and polished ; f rons smooth, polished, and with a median 

 longitudinal elevation ; face about 2.50 as wide as long, punctate, with 

 a short median longitudinal ridge above ; clypeus punctate, with longer 

 pubescence than face, slightly elevated medially on basal half, apical 

 margin, truncate, not notched ; temple slightly narrower than eye in 

 dorsal view ; galea short. Median lobe of mesoscutum with a shallow 

 longitudinal depression each side of median line ; notaulices shallow 

 and smooth ; mesopleuron polished, upper and lower posterior grooves 

 shallowly foveolate; metapleuron rugose, median lower part of an- 

 terior section smooth; propodeum rugose, carinae prominent; areola 

 large, broader than spiracular area ; spiracular area acute posteriorly, 

 spiracle ovate. First abscissa of radius slightly longer than that of 

 basal vein; third abscissa of cubitus shorter than fourth; recurrent 

 vein slightly longer than second abscissa of cubitus; nervulus post- 

 f ureal by 0.67 its own length ; first abscissa of submedius shorter than 

 second; interanal vein represented by a short stump. Second and 

 fifth segments of fore tarsus subequal; apex of hind tibia slightly 

 thickened outwardly at apex but without a flaring process ; inner spur 

 of middle tibia about 0.67 as long as basitarsus, second segment of 

 middle tarsus shorter than fifth ; inner spur of hind tibia more than 

 half as long as the basitarsus, second and fifth tarsal segments about 

 equal, basitarsus broad, flattened, and shorter than the last four tarsal 

 segments combined ; hind tarsal claws pectinate, each with four to five 

 visible teeth basally. First abdominal suture slightly curved to the 

 margin ; second tergite about half as long as third medially ; hypopyg- 

 ium very similar to that of rubidus., in profile obtuse, slightly shorter 

 than hind basitarsus, its median ventral line without a longitudinal 

 fold. Ovipositor sheath spatulate, slender (more slender than that of 

 ruhidus) , small, pubescent, the exposed part about 0.67 as long as the 

 hypopygium. 



Ty^g.—U.S.N.M. No. 58284. 



Type locality. — ^Los Angeles, Calif. (Coquillett). 



Described from the type, a female paratype from San Diego, Calif., 

 August 25, 1927, and one specimen without abdomen from Los Angeles, 

 Calif. 



