176 INSECUTOR INSCITI.15 MENSTRUUS 



Comyopsis, new genus. 



Genotype, Comyopsis fumata, new species. 



Facialia flat, narrowing above ; parafacialia bare, narrowing 

 a little below, averaging as wide as facialia. Arista short, 

 thinly plumose to tip. No proclinate or reclinate orbitals in 

 male, verticals vestigial and pilelike. Male front narrowed al- 

 most to a line. Eyes thinly short-hairy, descending about to 

 epistomal level. Apical cell open just before tip. Third vein 

 bristled to small crossvein. No median discals on abdomen. 



Comyopsis fumata, new species. 



Length, 5 mm. One male, Chinandega, Nicaragua (Baker). 



Shining brownish-black. Face ashy. Palpi fulvous apical- 

 ly, brown on base. Mesoscutum brownish-gray poUinose in 

 oblique view, leaving two narrow inner and two wider outer 

 vitt3e. more distinct on prescutum. Second and third abdom- 

 inal segments thinly silvery on sides basally. Legs dark 

 brown, the tibise lighter. Tegulae and wings fuscous. 



Huascarodexia, new genus. 



Genotype, Huascarodexia pitlchra, new species. 



Belongs in Zclia group. Eyes thickly long-pilose. Arista 

 short-plumose. Parafacialia very wide, bare. Female with 

 two verticals, two proclinate and one reclinate orbitals. Ocel- 

 lars present. Four strong postsuturals, three sternopleurals, 

 two postintraalars, two preacrostichals, and two postacrosti- 

 chals. No strong erect median discals on intermediate seg- 

 ments but some weak appressed ones. 



Huascarodexia pulchra, new species. 



Length, 10 mm. One female, Huascaray Ridge, Jaen Prov- 

 ince, Peru, r,()00 feet, September 22, 1911 (C. H. T. Towns- 

 end). 



Head silvery-white pollinose, f rontalia dark brown ; antennae 

 blackish, basal half more or less rufous; palpi fulvous. Mes- 

 oscutum silvery-white pollinose, leaving four soft black-brown 

 vitt?e which are coalesced on front half of postscutum, the two 

 narrower middle ones continued in a single median vitta of 



