Diptem of St. Vincent {West Indies). 281 



10. Ceratopogon lituratiis, n. sp. 



$ , Two subcostal cells ; the third vein terminates beyond the 

 middle of the wing ; pref urea of fourth vein short ; wings a little 

 hairy on the distal margin ; first joint of the tarsi much longer 

 than the second, the last joint not elongate. Proboscis yellow ; 

 labium, brown ; face elsewhere, basal joints of the antennae, and 

 the frontal triangle, yellow. Antennae brown or blackish on the 

 distal portion, yellowish on the proximal part ; about as long as 

 the mesonotum. Occiput yellow. Mesonotum opaque brown, the 

 humeri and sides in front, the post-alar callosities, and the 

 scutellum, light yellow ; halteres light yellow. Abdomen opaque 

 blackish-brown ; the first segment, except a small spot on each 

 side, the last segment, and a slender median stripe and the narrow 

 posterior margin of each segment, light yellow. Legs yellow. 

 Wings hyaline. Length 1 mm. 



Four specimens. 



11. Ceratopogon decor, n. sp. (PI. IX., fig. 45, wing.) 



$ . Wings sparsely hairy ; the third vein terminates a little 

 beyond the middle of the wing, and only a short distance from the 

 tip of the first vein ; fourth vein with a prefurca ; metatarsi 

 longer than the following joint ; pulvilli hairy. Antennse yellow, 

 somewhat longer than the mesonotum ; face, proboscis, and palpi 

 brownish-yellow. Mesonotum brownish -yellow, opaque ; the 

 humeri, pleurae, and a part of the scutellum light yellow : pleurse, 

 in part, black. Abdomen black, with yellowish incisures. Legs 

 yellow ; all the femora at the tip, and a median ring on the hind 

 pair, black Wings nearly hyaline, with three blackish spots along 

 the costa, one at the outer part of the subcostal cell, another near 

 the middle of the first posterior cell, and the third, less distinct, 

 across the middle of the costal and first basal cell ; posterior part 

 of the wings with paler markings, which, however, become distinct 

 when seen obliquely. Length 1^-2 mm. 



Three specimens. 



12. Ceratopogon phlehotomus, n. sp. (PI. IX., figs. 46, 



wing; 46a, palpus.) 



$ . Third vein very close to the first, terminating in the costa 

 about the middle of the wing ; wings infuscated, with whitish 

 spots, hairy at the tip ; metatarsi distinctly longer than the 

 following joint, about as long as the next two or three together ; 

 pulvilli wanting. Antennae, face, proboscis and palpi black or 



