LAMB—DIPTERA: HETERONEURID, ORTALIDA, TRYPETIDA, SEPSIDA, ETC. 313 
6.  Plagiostenopterina cyanosoma Hendel, Wien. Ent. Zeit., xxxi. (1912), p. 4. 
Wing, Fig. 5. 
13 specimens. 


Localities. Seychelles: Silhouette, plateau of Mare aux Cochons, over 1000 feet, 
IX. 1908: Mahé; Cascade Estate, 800—1500 feet, 1908—9 ; Forét Noire district, 1908 ; GILA/ y, 
slopes of Morne Seychellois, over 1500 feet, 4. II. 1909; 1907 (Thomasset) ; 1905. Ave® NOx 
Aldabra: 1907 (Thomasset). ie eee 
7.  Plagvostenopterima submetallica Loew, Bericht. Akad. Berl., 1852, 660. 29. 
Wing, Fig. 6. 
Locality. Seychelles. Mahé: Cascade Estate, 800—1500 feet, 1908—9. 
Also known from various parts of Africa. 




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Fig. 6. Plagiostenopterina submetallica, Loew, x 15. 
Scuotastes Loew, Mon. Dipt. N. Amer., vol. iii. (1873), p. 38. 
8. Scholastes cinctus Guérin, Voyage Coq., Zool., 299. 
Localities, Seychelles: Mahé; Cascade Estate, ca. 800 feet, 1908—9 ; Long Island 
(near sea-level), VII. 1908. Chagos Islands: Salomon Atoll and Diego Garcia, 1905. 
9. Scholastes vicarius Hendel, Wien. Ent. Zeit., xxxi. (1912), p. 4. 
Locality. Seychelles. Mahé: Anonyme Island (near sea-level), I. 1909. 
Pararpewio Hendel, Wien. Ent. Zeit., xxxi. (1912), p. 1. 
10. Parardelio pilosa Hendel, l.c., p. 2. Wing, Fig. 7. 

Fig. 7. Parardelio pilosa, Hend. x 20. 
Locality. Seychelles. Mahé: 1906, a number of specimens (Thomasset); from 
near Morne Blanc, X.—XI. 1908; Cascade Estate, 800—1500 feet, 1908—9. 
