INSECUTOR INSCITI^ MENSTRUUS 95 



yellow on costal half, merging into blackish outwardly along 

 the veins. Tegiilse and extreme base of alulae white. 

 Holotype, No. 19960, U. S. Nat. Mus. 



Hystriciella, new genus. 



Genotype, Hystriciella aurifrons Townsend, new species. 



Male. Eyes thicky hairy. Whole abdomen bristled like 

 Hystricia, Euhystricia, Fabriciopsis, and Neojurinia. Differs 

 from Hystricia as follows : Proboscis below geniculation fully 

 equal to head-height, more slender, horny. Palpi nearly three- 

 fourths length of proboscis belov/ geniculation, narrow on basal 

 half, gently widened on apical half, sparsely short-bristled, 

 with long hairs on outer or lower edge. First two aristal joints 

 equally elongate. Third antennal joint strongly convex on 

 upper border, a little longer than second. Epistoma strongly 

 produced. Cubitus more removed from hind margin, with 

 wrinkle. Cheeks about one-half eye-height. Close to Pseudo- 

 hystricia in head characters, but palpi narrower, cheeks not so 

 wide, eyes larger, abdomen thickly bristled. 



Hystriciella aurifrons, new species. 



Length of body, 11 mm.; of wing, 9.5 mm. One male, 

 Jamaica, C. V. Riley coll., labeled "Jurinella B. B." but not in 

 B. B.'s handwriting, bearing yellow label "30" of series sent 

 by Riley to B. B. for determination. 



Whole head light golden, palpi yellow, frontalia and anten- 

 nae brown, third antennal joint rufous on base and lower edge, 

 arista black. Thorax blackish, mesoscutum with thin yellowish 

 bloom, the usual four vittae present. Scutellum and abdomen 

 deep rufous-brown, shining. Legs dark reddish-brown, tarsi 

 blackish. Wings lightly and evenly smoky, veins black espe- 

 cially basally. Tegulae rather more deeply fuscous. 



Holotype, No. 19961, U. S. Nat. Mus. 



Camposiana, new genus. 



Genotype, Camposiana emarginata Townsend, new species. 



Differs from Melanepalpus as follows: Female. Third an- 

 tennal joint evenly rounded-subtruncate apically, but little 

 longer than second. Frontalia very narrow, impressed. Cheeks 



