RHY8OPH 



XANTHANDRUS 



87 



univittatum WIED., Analocta Entomol., 36. 57. [Syrphus] (1824) et India or., 

 Aussereurop. zweifl. Ins., II. 139. 41. [Syrphus] (1830); v. D. VSuniatra. 

 WULP, Sumatra Exped., Dipt., 33. 1. (1881) et Catal. Dipt. South 

 Asia, 117. (1896). 



Rhys ops 



WILLIST., Journ. New York Entom. Soc., XV. 2. (1907). 



melanocera WILLIST., Biolog. Central. Amer., Dipt., III. 13. 9. [Mela- Costa Rica. 

 nostoma] (1891) ; ALDR., Catal. North Amor. Dipt., 361. [Mela- 

 nosloma] (1905) ; WILLIST., Journ. New York Entom. Soc., XV. 

 2. (1907). 



rugosonasus WILLIST., Biolog. Central. Amer., Dipt., III. 13. 8. [Mela- Mexico. 

 nostoma] (1891); ALDR., CataJ. North Amer. Dipt., 361. [Mela 

 nostoma rugonasus] (1905) ; WILLIST., Journ. New York Entom. 

 Soc., XV. 2. [rugonasus] (1907). 



scitula WILLIST., Trans. Amer. Entom. Soc. Philad., XV. 264. 16. Brasilia. 

 [Melanostoma] (1888) et Journ. New York Entom. Soc., XV. 2. 

 (1907). 



Xanthandrus 



VERR., Brit. Flies, VIII. 316. 14. (1901). 



bucephalus WIED., Aussereurop. zweifl. Ins., II. 126. 17. [Syrphus] America centr. 



(1830) ; WILLIST., Trans. Amer. Entom. Soc. Philad., XIII. 312. et mer. 



[Syrphus] (1886), XV. 264. 17. [Melanostoma] (1888) et Biolog. 



Central. Amer., Dipt., III. 11. 3. [Melanostoma] (1891) ; ? F. L. 



ARRIB., Anal. Soc. Cient. Argent., XXXIII. 116. 5. [Syrphus] 



(1892) et XXXIV. 260. 5. [Syrphus] (1892) ; GIGL.-TOS, Mem. R, 



Accad. Sci. Nat. Torino, ser. 2. XLIII. 352. 90. [Melanostoma] 



(1893); ALDR., Catal. North Amer. Dipt., 360. [Melanostoma] (1905); 



WILLJST., Journ. New York Entom. Soc., XV. 2. (1907). 

 comtus HARR., Expos. Engl. Ins., 108. tab. XXXII. fig. 47. [Musca] Europa. 



(1782) ; VERR., Brit. Flies, VIII. 317. 1. fig. 266267. (1901) ; 



CHAPMAN, Trans. Entom. Soc. London, 1904. Proc., LXX. (1904) 



et Entom. Monthly Mag., ser. 2. XVI. (XLI). 151. (1905) ; BIL- 



LUPS, Entom. Monthly Mag., ser. 2. XVI. (XLI). 185. (1905); 



CHAPMAN, Entom. Monthly Mag., ser. 2. XVII. (XLII). 1416. 



(1906); POULTON, Trans. Entom. Soc. London, 1906. 396. (1906); 



CHAPMAN, Entom. Monthly Mag., ser. 2. XVIII. (XLIII). 32. 



(1907); SILVESTRI, Bollet. Scuola Agric. Portici, II. 112116. 



(1907). 



hyalinatus FALL., Dipt. Suec., Syrphici, 43. 13. [Scaeva] (1817); 

 MEIG., System. Beschreib., III. 312. 56. [Syrphus] (1822) ; 

 MACQ., Recueil Soc. Sci. Agricult. Lille, 1828. 237. 19. [Syr 

 phus] (1829) et Suit, a Buffon, I. 543. 31. [Syrphus] (1834) ; 

 GIMM., Bullet. Soc. Imp. Nat. Moscou, VIII. 107. tab. I. fig. 



