NO. 1146. REPORT ON JAPANESE DIl'TERA—COQVILLETT. 311 



TABANUS HUMILIS, new species. 



Female: Differs from tru/onus as follows: Head above the antennae 

 yellow and highly ])oli8hed, anteunae wholly reddish-yellow, the tooth 

 of the third joint very small, hairs of the palpi mixed white and black, 

 those of the occiput, lower side of the head and on the pleura, white. 

 Scutellum noticeably lighter gray than the mesonotum. Abdomen 

 somewhat polished, black, marked with gray as iu trigonus, the median 

 triangles extremely small on the last two segments; venter black, light 

 gray pruiuose. Extreme ai»ices of the middle and hind tibiae brownish- 

 black. Wings hyaline, stigma yellow, base of anterior branch of the 

 third vein not appendiculate, hrst i)osterior cell not narrowed at its 

 apex. Length, 12 to 13 mm. Two specimens (No. 723). 



Type.—^o. 397G, U.S.N.M. 



TABANUS PYRRHUS Walker. 



Tabanus j)yrrhii8 Walkkh, Iiih. .Siuiiul., JJipt., 1856, p. 47, pi. ii, figH. 4,5. 



Four female specimens (No. 724). The si)ecies was originally 

 described from East India. 



Family ASILIDAE. 

 LEPTOGASTER BASILARIS, new species. 



Male: Head black, whitish i)ruinose, the mystax and hairs of the 

 occiput and cheeks also whitish; anteunae yellowish-brown, the flrst 

 two joints yellow, the third bare; proboscis black. Thorax black, the 

 posterior angles yellow, the sides and pleura white pruiuose, the hairs 

 whitish, the bristles black; scutellum black, the margin bearing numer 

 ous white hairs. Abdomen black, sutures of segments 2 to 5 yellow, 

 the iirst segment and sutures of the others light gray pruiuose; hairs 

 chiefly whitish. Front and middle femora and tibiae dark yellow, the 

 apices brown, hind femora and tibiae brownish, the basal two-ftfths 

 white; tarsi brown, tlie first joint, except the apex, white. Halteres 

 whitish, the knobs brown. Wings hyaline, a brown cloud in the sub- 

 costal cell immediately before the apex of the auxiliary vein. Lengtb, 

 15 mm. A single specimen (No. 707). 



Ty2}e.—No.3\)17, U.S.N.M. 



CYRTOPOGON PICTIPENNIS, new species. 



Male and female: Black, the halteres, pulvilli, and base of tarsal 

 claws yellow. Head, except the upper part of the occiput and the front 

 in the female, light gray pruiuose, face in profile evenly convex from 

 anteunae to oral margin, covered with mixed black and yellowish hairs, 

 those of the palpi, anteunae, front, and on the upper part of the occi- 

 put black, on the lower part of the occiput and ou the cheeks princi- 

 pally whitish; third joint of the antennae narrow and nearly linear, 



