Diptera of St Vincent {West Indies). 365 



reflections; third segment with two or four, median, marginal 

 bristles and two lateral ones ; fourth segment with a row of strong 

 marginal ones ; hypopygium large, reddish-yellow, thickly clothed 

 with black hair or pile, its first segment without bristles. Legs 

 -stout, metallic-black; front femora pollinose behind; middle tibiae, 

 except on the basal third, and the hind tibiae throughout, with 

 abundant long black pile; all the femora have rather abundant 

 pile on the under-side ; middle tibiae with a single stout bristle on 

 the outer-side, near the middle, the hind tibiae with four or five, 

 besides the terminal ones. Wings nearly hyaline ; first longi- 

 tudinal vein bare, the third with a few bristles at the extreme 

 base ; outer cross- veins in nearly the same straight line, the 

 posterior cross-vein joining the fourth vein beyond the middle of 

 the distance between the anterior cross- vein and the angle. Claws 

 •elongate. Length 12-13 mm. 



Five specimens There are no ocellar bristles. It is 

 inot improbable that the female of this species is that 

 mentioned under the preceding. 



4. Sarcophaga pavida, n. sp. 



^. Width of the front above greater than the length of the 

 third antennal joint ; at the angle of the eyes above a strong 

 reclinate bristle ; below the ocelli on either side, forming the 

 beginning of the frontal row (the bristles of which are distinctly 

 smaller) there are two, strong reclinate bristles ; ocelli with two 

 small, proclinate bristles. A row of minute bristles on the sides of 

 the face near the eyes ; otherwise bare. Cheeks with yellow hair 

 and with black bristles on its lower margin. In colour, the sides of 

 the front of the face, the cheeks, and the posterior orbits are light 

 golden-yellow, the median facial depression grey, the frontal 

 stripe and the antennae black. Black stripes of the mesonotum 

 rather broader than the intervening grey stripes; bristles of 

 the mesonotum extending to the front. Scutellum with two stout 

 bristles on each lateral border, and a pair of smaller, approximated, 

 cruciate ones at the tip. Abdomen black, shining ; the second, 

 third and fourth segments each with four oval, grey spots, 

 changeable in different reflections ; third segment with median 

 marginal bristles ; hypopygium small, its first segment yellowish- 

 grey, almost wholly concealed, the posterior segment shining-red, 

 with black hair. Legs black ; middle tibiae with two median 

 exterior bristles, the lower one stout ; hind tibiae without hair on 

 the inner side. Wings greyish-hyaline ; first longitudinal vein 

 without bristles ; outer cross-veins in nearly the same direction ; 



TEANS. ENT. SOC. LOND. 1896. — PART III. (SEPT.) 25 



