222 Journal New York Entomological Society. [Voi. xxiii, 



to bend of fourth ; crossveins not parallel with inner wing margin, 

 third vein bristly to small crossvein. Wings broader, bend of fourth 

 vein almost as close to front margin as to inner margin of wing. 

 Scutellar bristles weaker and shorter. Abdomen broader, no median 

 marginal macrochset^e on first two segments in male, two median mar- 

 ginal and three lateral marginal on third segment ; anal segment with 

 discal row, and with weak marginal bristles. Hind metatarsi with 

 spine at base on inner surface, the front ones hardly thickened and 

 with several spines at base. Cheek grooves broadly extended ob- 

 liquely upward under whole length of eyes to middle of occipital pro- 

 file, very conspicuous. 



Hesperophasiopsis californica new species. 



Length of body, s mm. ; of wing, 3.75 mm. One male, San Diego County, 

 California, March S, 1897 (labeled by Coquillett " Hesperomyia erythrocera 

 B. & B."). 



Color description of Hesperophasia setosa T. applies to this species with 

 following changes : Antennae and palpi wholly rufous, cheek-grooves conspicu- 

 ously silver-burnished with oblique band. Wings very faintly smoky through- 

 out, the costal portion a little more deeply so. Tegulse more nearly whitish 

 throughout. Legs brownish, tarsi darker. Thorax and abdomen with dull 

 green luster, as well as dark parts of head. 



Holotype, No. 19562 U. S. N. M. 



Family SALMACIID^. 



GONIOCNEPHALIA new genus. 



Genotype, Goniocnephalia melanica Townsend new species. 



Intermediate between Knahia and Cnephalia. Belongs in the Spal- 

 lanzaniini. Differs from Knahia as follows : Male only described. 

 Lower border of head longer, the facial profile not receding. Head 

 bristles considerably stronger. Second aristal joint only moderately 

 elongate. Proboscis below geniculation as long as lower border of 

 head. Parafacials sparsely set with short irregularly placed bristles, 

 without hair; no hair on cheeks, very little hair on parafrontals and 

 that only posteriorly; no marginal row of bristles on parafacials. 

 Body hair not quite so well developed. Cubitus distinctly nearer to 

 hind margin of wing. Legs stouter, claws very elongate. 



Goniocnephalia melanica new species. 



Length of body, 12 mm.; of wing, 8.5 mm. One male. Las Vegas Mts., 

 New Mexico, 11,000 ft., June, 1901 (Cockerell). 



