194 PROCEEDINGS OF THE NATIONAL MUSEUM.. vol. xxx. 



median ridge, rest of the segments smooth, polished. Wings hj^aline, 

 the stigma and first branch of the radius brown-blaok, the other veins 

 light brownish. 



Male. — Agrees with the female, except that the antennfe are some- 

 what longer, the front and middle coxtB wholl}- yellow, while the second 

 dorsal segment of the abdomen is much shorter, or only about half as 

 long as the third. 



Type.— C?it. No. 7281, U.S.N.M. 



Locality. — ^Gifu (N. Nawa). Three specimens labeled No. 54. 



Genus MICROPLITIS Forster. 

 MICROPLITIS ATAMIENSIS, new species. 



Male. — Length, 2.5 mm. Bhick, closely punctate and pubescent, the 

 head above on the vertex smooth and shining, the occiput closely puuc- 

 tulate; ocelli pale 3'ellowish; antennae, exceptthe minute pedicel, entirely 

 black; legs mostly brownish-yellow, but with all coxa?, the first joint 

 of all trochanters, a spot at base of front femora, the basal half of 

 middle femora, the hind femora entirely, the apical third or more of 

 hind tibitv, and the hind tarsi })lack; basal two-thirds of wings sul)- 

 fuscous, the apical third and a fascia extending across from the para- 

 stigma h3'aline, the stigma and veins dark brown. Al)domen, except 

 the first segment, which is rugose-punctate, smooth and shining. 



Type.—C^\. No. 7285, U.S.N.M. 



Locality. — Atami (A. Koebele). One specimen. 



MICROPLITIS SAPPOROENSIS, new species. 



Female. — Length, 4 mm. Black, closely punctate and pubescent, the 

 head smooth and shining on vertex, rather densely clothed with a fine 

 Avhitish pubescence in front; palpi pale; clypeus, mandibles, and legs, 

 except the hind coxae, a spot at apex of hind femora, and most of the 

 hind tarsi brownish yellow; the hind coxa?, a spot at apex of hind tibia^, 

 and the hind tarsi, except base of the first joint, black; ventral seg- 

 ments 1 and 2 and base of 3, yellow; the abdomen, except the first seg- 

 ment, which is sparsely, finely punctate, is smooth, shining, and im- 

 punctate. Wings h3'aline, the parastigma, the stigma, exceptthe ])asal 

 half, and the internal veins brownish or fuscous; the basal half, 

 or nearly, of the stigma and the longitudinal veins before the ])asal 

 nervure yellowish. 



Type.— Cut. No. 7285, U.S.N.M. 



Locality. — Sapporo (Doctor Matsumura). One female specimen, 

 labeled No. 39. 



