Dlptera of St, Vincent {West Indies), 437 



Hind tibiae on the posterior edge with longer hairs, on the inner 

 side of this a row of about twelve small bristles. Wings slightly- 

 yellow, heavy veins reaching but little past the middle, second 

 vein reaching barely more than half-way from the humeral vein to 

 the fork of the third, on the costa. First and second light veins 

 ending about equally far from the apex, the cell before the first 

 as wide as the narrowest part of the one behind it. Length 

 1*5 mm. 



Two females. 1000 feet. 



6. Phora divaricata, n. sp. 



^ , $ . Antennae, palpi, pleurse, halteres and legs deep yellow, 

 anterior frontal setae reclinate and divaricate ; second heavy vein 

 forked, the first attaining three-fourths of the distance from the 

 humeral to the second, the first light vein moderately arcuated, the 

 fourth scarcely visible, very slender. Front dark brown or black, the 

 lower edge yellowish ; thorax above varying from yellow to black, 

 frequently yellow with indistinct darker markings longitudinally. 

 Abdomen black or brown, the posterior margin of each segment 

 with a narrow band of light-yellow, which continues more or less 

 as a stripe down the middle of the dorsal surface. Yenter yellow. 

 Anterior tibiae on the front side with a row of four setae, middle 

 tibiae with two together a trifle below the knee, hind tibiae with a 

 minute row of fine hairs down the posterior edge, but no setse 

 except at apex. Hind femora considerably thickened. Wings 

 tinged with yellow, costa reaching a little past the middle, with 

 two rows of fine setae, which are more divaricate at the base. The 

 two branches of the second vein are very close together, yet 

 distinct. In the males the genitalia are bent up under the venter, 

 giving the abdomen a knobbed appearance. Length 1*4 to 

 1*8 mm. 



Two males, five females. Sea level to 1000 feet 

 IMay. 



7. Phora aurea, n. sp. 



(^ , $ . Yellow, lower frontal bristles proclinate, second vein 

 forked, the abdomen, or at least the dorsal part, reddish-orange in 

 colour. Front, antennae and palpi yellow, arista yellow at base ; 

 thorax wholly yellow, halteres yellow, in some cases brownish about 

 the apex ; legs wholly yellow, the tarsi scarcely darker, middle and 

 hind tibiae with a row of nearly a dozen small bristles running 



