4l6 ENTOMOLOGICAL NEWS [Nov., *I2 



ish yellow; a brown stripe along the inner margin of the eye, run- 

 ning from the narrowest portion of the front back to the genae. 



Thorax : mesothoracic prsescutum light yellowish-brown with brown 

 longitudinal stripes on either side of the narrow middle line ; these 

 stripes begin as two dark dots at a considerable distance caudad of 

 the anterior margin of the sclerite, running backward to the suture 

 and becoming more distinct behind ; outer caudal margins of the 

 sclerite rather dark brown, which color is continued backward onto 



A', 



Cut 

 Wing of Mongoma bromeliadicola n. sp. 



the sides of the scutum; middle line of the scutum yellowish-white; 

 scutellum purplish-brown with a broad pallid caudal edge; post-notum 

 deep purplish-brown; pleurae dull pale whitish-brown; sclerite just 

 anterior to the wing-basis darker, brownish. Halteres pale, whitish, 

 throughout. Legs : coxae and trochanters light brown ; femora light 

 yellowish-brown, darkening abruptly to form a sub-apical blackish 

 ring ; extreme tip abruptly cream-white in color ; tibia : extreme 

 base and tips, whitish, the tip being the broader; remainder of the 

 tibiae and the tarsi, dark brown. Wings faintly tinged with yellow ; 

 veins C, Sc and R brownish-yellow ; remaining veins, brown ; stigma 

 somewhat triangular, dark brown ; a distinct brown cloud at the ori- 

 gin of Rs ; tip of wing indistinctly darker. Venation (See Figure). 

 R" longer than that portion of R 2 + 3 between cross-vein r and the 

 fork of R"+ 3 ; cross-vein r longer than that portion of R 2 + 3 beyond 

 it; basal deflection of Cu 1 before the fork of M ; Cu 2 close to ist 

 A at their tips, the distance separating the two veins at the wing 

 margin being only about as great as Sc z . 



Abdomen : tergum brown, the lateral and caudal margins of the 

 two basal and the apical segments paler, yellow ; in the $ , the 8th 

 and gth segments are darker, blackish; the hypopygium brown. In 

 the 9, the last two segments of the abdomen are narrow, tubular 

 with the valves of the ovipositor very long, slender, acicular. Sternum 

 brown ; the margins of the sclerites light colored. 



The data for the specimens is a trifle confusing; the follow- 

 ing localities were given by Sr. Picado : 



Cartago, Costa Rica 1500 meters Nov.-Feb. ; Estrella, 



