l8o ASHMEAD 



flagellum subequal, the first slightly longer than the second, all the 

 joints delicately fluted ; mandibles rufous ; palpi and teguljE yellowish ; 

 legs very variable in color, black and rufo-testaceous, most frequently 

 with coxae, base of front and middle femora and the hind femora black, 

 the tips of hind tibise and their tarsi fuscous. Abdomen also variable 

 in color, entirely black, or with one or more of the sutures rufo-testa- 

 ceous, or with one or more of the segments testaceous or blotched with 

 testaceous. 



Type. — Cat. No. 55S7, U. S. Nat. Museum. From St. Paul Is- 

 land, August; Unga, July 21 (Fur Seal Commission). 



BATHYMETIS CONFUSA sp. nov. 



Female. — Length 3.8 mm. Polished black, the face below the an- 

 tennse sparsely punctate ; palpi fuscous ; mandibles, sutures of tro- 

 chanters, tips of femora, the anterior and middle tibiae and tarsi, ex- 

 cept last joint, and the hind tibiae, except at apex, rufo-testaceous. 



Head subquadrate, the temples broader than the eyes. Antenna 

 i8-jointed, the flagellum very slightly and gradually thickened towards 

 apex, the first and third joints of the flagellum of an equal length, a 

 little shorter than the second, joints 7 to 9 quadrate, not longer than 

 wide, the following to the last a little longer than wide, the last joint 

 oblong, nearly twice as long as the penultimate. Wings hyaline, the 

 stigma and veins brown-black, the tegulae piceous, the epitegulae and 

 submedian vein pale yellowish. Abdomen oblong, polished black, 

 one-third longer than the head and thorax united, the ovipositor not 

 longer than the petiole, the latter finely coriaceous to its apical third. 



Male. — Length 4 to 4.5 mm. Differs in having 22-jointed antennae, 

 the first and second flagellar joints equal, a little longer than the third ; 

 tegulae pale yellowish ; legs ferruginous with the coxae and the hind 

 legs, except the basal two-thirds of the tibiae, black, the front coxae 

 ferruginous at apex, while the front and middle femora are more or 

 less black or fuscous basally. Abdomen black with the third dorsal 

 segment more or less red, or the second at apex and the third at base 

 are red. 



Type.— Cat. No. 558a, U. S. Nat. Museum. From St. Paul 

 Island (Fur Seal Commission). 



BATHYMETIS UNG^ sp. nov. 



Male. — Length 4 to 4.5 mm. Polished black, the face distinctly 

 punctate, the fovea at base of scutellum with striae at bottom, the met- 



