ICHNEUMON-FLIES OF GENUS CARDIOCHILES — MAO 20 1 



postf ureal by 0.67 its own length; first and second abscissae of sub- 

 niedins about equal ; interanal vein represented by a pigmented line. 

 Second and fifth segments of foretarsus about equal ; apex of hind tibia 

 not conspicuously thickened or expanded into a flaring process ; inner 

 spur of middle tibia slightly over half as long as basitarsus, second and 

 fifth tarsal segments about equal ; inner spur of hind tibia slightly over 

 half as long as basitarsus, basitarsus flattened, shorter than the last 

 four tarsal segments combined, second tarsal segment longer than fifth ; 

 hind tarsal claws pectinate basally. First abdominal suture extending 

 obliquely forward to the margin, second tergite shorter than third 

 medially; hypopygium in profile obtuse, about as long as first three 

 tergites combined, its median ventral line without a longitudinal fold ; 

 ovipositor sheath smooth and polished, pubescent and broadly rounded 

 at tip (pi. 5, fig. 24). 



Male. — Essentially like the female. 



Ty^^e.— U.S.N.M. No. 58297. 



Type locality. — Los Angeles, Calif. 



Described from three females and two males, all from the type 

 localit}^ 



CARDIOCHILES TRUNCUS, new species 



Female. — Length 8 mm. Ferruginous except the following: Eye 

 grayish black ; antenna except base of scape, vertex and f rons except 

 narrowdy at the eyes, occiput medially, pectus, and anteroventral 

 margin of lateral face of pronotum black; apical margin of clypeus 

 and tip of mandible dark ferruginous; mouth parts blackish; proepis- 

 ternum partly blackish; propodeum mostly blackish; tegulae ferru- 

 ginous; wings fuscous, stigma and veins blackish, costa and costella 

 ferruginous basally; legs ferruginous, fore and middle coxae entirelj^ 

 and hind coxae largely, basal segments of all trochanters, apex of 

 hind tibia, last tarsal segment of foreleg, apical part of basitarsus 

 and the remaining segments of middle tarsus, and hind tarsus, black. 

 Pubescence very short and inconspicuous; antenna 38-segmented in 

 type; eye bare; ocelli elevated; vertex smooth and polished; frons 

 smooth and polished, with a small pit below anterior ocellus, and 

 with a low median longitudinal elevation ; face about 2.50 times as wide 

 as long, punctate, with a short median ridge above, below which it is 

 broadly, slightly elevated; clypeus punctate, the median basal part 

 elevated, the apical margin truncate and slightly flaring, not notched; 

 temple wider than eye in dorsal view ; malar furrow about 0.80 as long 

 as basal width of mandible; galea about 0.82 as long as long axis of 

 eye. Median portion of lateral face of pronotum rugose ; median lobe 

 of mesoscutum distinctly though minutely punctate, lateral lobes 

 smooth; notaulices moderately foveolate; mesopleuron closely, 



