346 PERCY SLADEN TRUST EXPEDITION 



Thorax. Dorsum shining metallic greenish black; almost metallic green in a 

 bright light; entirely covered with fine bristles; the last dorso-centrals present. Scu- 

 tellum with four bristles, the terminal pair small and crossed. Pleura shining black 

 but reddish just below the wing insertion. 



Wings as Fig. 31; milky white with white veins; the costa finely bordered with 

 a brown line. 



Halters black. 



Legs all black, femora with a well marked shallow groove below into which the 

 tibiae can fit. 



Abdomen. Dark greenish black; the last segment very long, about equal in length 

 to the previous three segments. The male has a globular hypopygium, the female a 

 stout blunt cylindrical ovipositor; the last segment of the female has a fringe of extra 

 long black hairs. 



Size about If mm. 



Localities. Seychelles. Silhouette: Mare aux Cochons, IX. 1908; low coconut-planted 

 country near coast, Pointe Etienne, 17. IX. 1908. Mahe: Port Victoria, XII. 1908. 



Fig. 31. Agromyza camdidipennis, n. sp., wing. Fig. 32. Agromyza similis, n. sp , wing. 



55. Agromyza similis, n. sp. 



This species is very closely allied to the Palasarctic A. ceneiventris Fallen. 



Head. In general outline and chaetotaxy much as the last species except that the 

 eyes are slightly less high in proportion to their breadth; the facial pit is also flatter at 

 the bottom. The arista is distinctly pubescent ( x 45). The lunula is not evident, being 

 sunk in with the rest of the face just above the antennae. 



Thorax as last species. 



Wings as Fig. 32: glassy with brown veins. 



Halters and legs all black. 



Abdomen. Greenish black with practically equal sized segments, $ hypopygium 

 and $ ovipositor far less conspicuous. 



Size about 2 mm. 



Localities. Seychelles. Silhouette: cultivated country ; low coconut-planted country 

 near coast, Pointe Etienne, 17. IX. 1908; Mare aux Cochons and forest above, IX. 1908. 

 Mahe: from near Morne Blanc, about 800 ft., X.— XL 1908; Cascade Estate, about 

 1000 ft,; marshy ground near sea-level at Cascade, 20. II. 1909. 



