442 ENTOMOLOGICAL NEWS [Dec., '13 



Wings hyaline or subhyaline, with conspicuous brown markings on 

 the tip, along the cord and sub-basal, so that of the ground color only 

 the following remains : A large blotch distad of the cord extending 

 from cell 2nd Ri caudad into cell Cui including most of cell ist M2; 

 the median blotch is irregular, embracing the middle of cells R, M. 

 and Cu and the tips of the anal cells ; the anal angle of the wing is 

 pale. Venation (see Plate xvi, fig. 4) : Sc long, 5Yi ending nearer to 

 the fork of Rs than to its origin. 



Abdomen with three basal tergites dark brown, the remaining simi- 

 lar in color with broad pale yellowish brown apices ; sternites dark 

 brownish black with very broad yellowish apices to the sclerites except 

 the apical segments which are uniformly dark ; ovipositor, base black- 

 ish, tip yellowish. 



Holotype, $ , Callanga, Peru, in the Hungarian National 

 Museum. 



In my key to Teucholabis (Psyche, vol. 20, No. i, pp. 43, 44, 

 1913) jucunda would run down to pulchella Alexander, from 

 Eastern Brazil. From this species it differs in the increase in 

 brown markings on the thorax and the much darker wing pat- 

 tern. It is much more closely related to T. laeta described 

 below. 



Teucholabis laeta, sp. n. (PI. XVI, Fig. 5). 



Head reddish brown ; pronotum yellow ; mesonotum reddish yellow 

 with dark brown spots ; pleurae uniform ; halteres dark throughout ; 

 wings with broad dark brown fasciae, basal cells almost clear of dark 

 color. 



Male. Length, about 4.1 mm. ; wing, 5.3 mm. 



Rostrum, palpi and antennae dark brownish black. Front, vertex 

 and occiput very deep reddish brown. 



Pronotum yellow. Mesonotal praescutum rich reddish yellow with a 

 large oval, median, dark brown blotch on the anterior portion of the 

 sclerite, larger more rounded spots of the same color on the sides of 

 the sclerite behind ; scutum reddish, the lateral cephalic edge of the 

 lobes with a brown blotch ; scutellum and postnotum reddish yellow. 

 Pleurae uniform reddish yellow without black markings. Halteres uni- 

 formly dark color. 



Legs, coxae and trochanters dull yellow, fore femora with the basal 

 third yellowish passing into dark brown, tibiae base and tip dark, the 

 intermediate portion somewhat lighter, yellowish ; remaining femora 

 with the dark tip narrower. 



Wings subhyaline with the tip dark brown, a broad seam of the same 



