THE CANADIAN ENTOMOLOGIST. 339 



basal deflection of Cui just beyond the fork of M ; Ciig generally shorter 

 than the deflection of Cuj. 



Abdomen, tergum dark brown, the bases of the sclerites somewhat 

 paler ; sternum light yellow, the caudal and lateral margins conspicuously 

 dark brown. 



Holotype.— (? . Aguna, Guatemala, Cent. Am. (2,000 ft.); Sept., 

 1902. (Dr. G. Eisen. coll.) 



Allotype.— 9 . With the type. 



Pàratypes. — 5, <$ Ç . With the type. 



Types in U S. Nat. Mus. coll. (No. 15,131), except one paratype in 

 author's collection. 



I itr((77 yi luiii, sp. n. 



Antennae black ; body orange ; abdomen brown ; legs black, tip of 

 tibiee and the tarsi pale, orange yellow ; wings dusky, with brown marks. 

 Ç . — Length about 6 mm.; wing, 7.3 mm.; middle leg, femur^ 5.4 

 mm.; tibia, 5.8 mm. 



Head : rostrum and palpi dark brownish black. Antennse dark 

 brownish black. Front thickly gray pollinose ; vertex and occiput dark 

 orange brown, brighter orange on the occiput. 



Thorax: pronotum and mesonotal praescutum and scutum deep 

 orange ; scutellum and postnotum much lighter coloured, yellowish orange. 

 Pleurae orange yellow, lighter coloured ventrally. Haltères, stem yellowish 

 basally, darkening to the blackish knob. Legs : coxae and trochanters 

 orange yellow, extreme base of femora yellow ; remainder of femora and 

 most of the tibiae dark brownish black ; tibiae with the apical eight pale 

 orange brown ; tarsi orange brown. Wings suffused with dark brown, 

 costal and subcostal cells and the radial cells very dark ; dark brown spots 

 arranged as follows : a rounded mark at the origin of Rs ; one at fork of 

 Rs, continued down the cord as a broken seam ; a round spot at end of 

 Ri; outer end of cell ist M.^ seamed with dark brown. Venation : Sc 

 long, ending nearer to the fork of Rs than to the origin, Sc.^ at tip of Sc^. 

 Cross-vein r at the tip of Rs ; deflection of R^.j long ; basal deflection of 

 Cuj far before the fork of M. 



Abdomen, tergum, segments dark brown ; sternum light yellow. 



Holotype. — 9. Tukeit, British Guiana; July 19, 191 1. (F. E. 

 Lutz, coll.) 



Type in American Museum of Natural History. 



