SYRPHICI. 49 



Xylota Meig. 



Aepalius Walk. Georgia. Walker, List, etc. Ill, 557. 



Anthreas Walk. Trenton Falls. Walker, List, etc. Ill, 556. 



arcuata Say. Mexico. Say, J. Acad. Phil. VI, 1 62. 



badia Walk. New York. Walker, List, etc. Ill, 559. 



Baton Walk. Florida, Nova Scotia. Walker, List, etc. Ill, 554 (per- 

 haps synon. with ejuncida?). 



communis Walk. Huds. Bay. Walker, List, etc. Ill, 557. 



ejuncida Say. Florida, Penna. (Say); Mass. (Harris Cat.). Say, 



American Entomology, I, tab. viii. Wied. Auss. Zwiefl. II, 100, 5. 



flavifrons Walk. Huds. Bay. Walker, List, etfe. Ill, 537. 



haematodes Fabr. N. America (Wied.) ; Mass. (Harris Cat.); Caro- 

 lina, N. Scotia, Georgia (Walk.). Fabr. Syst. Antl. p. 193, 21 (M- 



lesia). Say, Amer. Entoin. I, tab. viii. Wied. Auss. Zweifl. II, 99, 3. 

 Macq. Dipt. Exot. II, 2, 73, 1, tab. xiii, fig. 4. Mem. de Lille, 1841, 

 p. 133. Walker, List, etc. Ill, 553. 



Iiibo Walk. Nova Scotia. Walker, List, etc. Ill, 556. 



metallica Wied. Georgia. Wied. Auss. Zweifl. II, 102, 8. 



Oarus Walk. Trenton Falls. Walker, List, etc. Ill, 558. 



quadrata Say. Penna. Amer. Entom. I, pi. viii. Wied. Auss. 



Zweifl. II, 101, 6. Macq. Dipt. Exot. II, 272. Mem. de Lille, 1841, 

 p. 142 (Tropidia). 



Milesia Latr. 

 acuta Fab. Carolina. Fabr. Syst. Antl. p. 189, 7. Wied. Auss. 



Zweifl. II, 110, 8. 



Amithaon Walk. North Carolina Walker, List, etc. Ill, 567. 



Ania Walk. Jamaica. Walker, List, etc. Ill, 564. Macq. Dipt. 



Exot. 5e Suppl. p. 94, 9. Mem. de Lille, 1855. 

 analis Macq. North America. Macq. Dipt. Exot. II, 2, 79, 1. Mem. 



de Lille, 1841, p. 139, 1, tab. xv, fig. 2. 



analis Harris. Cat. Ins. Mass. 



Bacuntius Walk. Georgia. Walker, List, etc. Ill, 563. 



Barda Say. vid. Merodon Bardus. 



crucigera Wied. Florida, Georgia (Walk.) ; Cuba (Macq.). Wied. 



Auss. Zweifl. II, 105, 2. Macq. Hist. Nat. Dipt. I, 500, 4. (Mallota 



milesiformis ; synonymy by Macq. himself.) Macq. Dipt. Exot. II, 2, 



60, 1. Mem. de Lille, 1841, p. 120, tab. x, fig. 7 (Plagiocera, n. gen.). 



Conf. Macq. Dipt. Exot. ler Suppl. p. 134. Mem. de Lille, 1844, 



p. 262. Walker, List, etc. Ill, 564. 



excentrica Harris. New England. Harris, Ins. New. Engl. p. 488. 



gnava Harris. Cat. Ins. Mass. 



ischiaca Harris. Cat. Ins. Mass. 



limbipennis Macq. Amer. Sept. Macq. Dipt. Exot. 4e Suppl. p. 



147, 8. Mem. de Lille, 1849, p. 451, tab. xiv, fig. 3. 

 notata Wied. Georgia, Carolina. Wied. Auss. Zweifl. II, 109, 7. 



Macq. Dipt. Exot. II, 2, 80, 2. Mem. de Lille, 1841, p. 140, tab. xv, 



fig. 5. 



obliqua Harris. Cat. Ins. Mass. 



4 



