J. R. M ALLOC H 15 



Wings with venation as in figure 9; fourth vein very indistinctly traceable 

 beyond outer cross vein. Length, .5 to .75 mm. 



Females identical in color, etc., with male, e.Kcept hypopygium. 



Holotype. — cf, Alajuela, September 15, 1909, 3100 feet alti- 

 tude, by sweeping. Type No. 6024. 



Paratypes.^7 specimens same date; 2, Bonnefil farm, Rio Sur- 

 ubres, October 20, 1909, 800 feet altitude; 2, Peralta Station, 

 August 10, 1909; 2, La Carpintera, December 4, 1909; 1, Cartago, 

 October 27, 1909. 



Leptocera (Litnosina) fulva Malloch 



1912. Limosina fulva Malloch, Smiths, Miss. Coll, lix. No. 17. 4. 



Specimens of this species are amongst the material from the 

 following localities : Peralta Station, August 10, 1909, one specimen; 

 Alajuela, September 15, 1909, 3100 feet altitude, 11 specimens 

 taken by sweeping; Turrucares, Deceml)er 22, 1909, 1 specimen 

 by sweeping over mud; Filadelfia, January' 1, 1910, 2 specimens 

 on muddy beach, Rio Tempisque. 



Originally described from Panama. 



Leptocera (Limosina) pallicornis new species (Fig. 6.) 



Male. — Glossy black. Antennae and legs entireh' yellow. Wings clear, 

 veins yellow. Halteres brownish yellow. 



Frons convex, orbits indistinguishable from central stripe which is high- 

 ly glossy; orbital bristles weak, both jointing over eye, the central bristles 

 weak but distinguishable; antennae divergent, but standing well clear of the 

 e.yes, third joint pilose; arista with slight pubescence, length of arista equal 

 to U times the width of frons; face slightly concave, produced at mouth 

 margin; cheek at middle half as high as eye, marginal bristles distinct, 

 vibrissae well differentiated, incurved; eye almost round, bare, facets 

 rather large. Mesonotum with 1 distinct pair of dorso-centrals, the lateral 

 bristles weak, setulae rather sparse and weak; scutellum convex, rounded 

 in outline, 4 marginal bristles present, the basal pair weaker than apical. 

 Abdomen short and broad, not as long as thorax; hypopygium knob-like, 

 of moderate size. Legs slender, mid tibial bristles weak, in the male only 

 the preapical dorsal bristle is distinct; hind tarsus with basal joint swollen 

 and half as long as the less distinctly swollen second joint. Wing venation 

 as in figure 6. Length, .5 mm. 



Female. Same as male, except that the abdomen is broader, and the 

 second costal division is rather longer. 



Holotype. — cf , Juan Vifias, April 28, 1910, at brook near woods, 

 2600 feet altitude. Type No. 6025. 



TRANS. AM. ENT. SOC, XL. 



