48 SYRPHICI. 



quadrifasciatus Say. N. W. Territory (Say); Mass. (Harris Cat.). 



Say, Long's Expedit. App. p. 377 (Paragus). Wied. Auss. Zweifl. II, 

 91, 2. Macq. Hist. Nat. Dipt. I, 491, 1, tab. si, fig. 8 (Mixtemyia). 

 Walker, List, etc. Ill, 543. 



Paragus Latr. 



aeneus Walk. Ohio. Walker, List, etc. Ill, 545. 



transatlanticus Walk. Trenton Falls, New York. Walker, List, 



etc. Ill, 544. 



Ascia Meig. 

 globosa Walk. Trenton Falls. Walker, List, etc. Ill, 546. 



ISaCClia Fabr. 

 aurinota Harris. Massachusetts. Harris, Catal. Ins. Mass. Walker, 



List, etc. Ill, 548 (description). 



Babista Walker. Georgia. Walker, 1. c. Ill, 549. 



clavata Fab. West Indies. Fab. Ent. Syst. IV, 298, 73 (SyrjAus). 



Syst. antl. p. 200, 3. 



cochenillivora Guer. Mexico. Guerin, Rev. Zool. 1848, p. 350. 



costata Say. Indiana. Say, J. Acad. Phil. VI, 161* 



cubensis Macq. Cuba. Macq. Dipt. Exot. 4e Suppl. p. 161, 5. 



Mem. de Lille, 1849, p. 465. 

 cylindrica Fab. West Indies. Fabr. Spec. Ins. II, 429, 41. Entom. 



System. IV, 298, 74 (Syrphus). Syst. Antl. p. 199, 2 (Baccha). Wied. 



Auss. Zweifl. II, 92, 1. 



fuscipennis Say. Penna. Say, J. Acad. Phil. Ill, 100. 



lineata Macq. Texas, Yucatan. Macq. Dipt. Exot. Suppl. p. 1, 139, 



4. Mem. de Lille, 1844, p. 267, tab. xx, fig. 5. 

 Tarchetius Walk. Georgia. Walker, List, etc. Ill, 549. 



Euixierus Meig. 



porous Walk. Huds. Bay. Walker, List, etc. Ill, 551. 



privernus Walk. U. States. Walker, Dipt. Saunders, III, 225. 



Syritta St. Fargeau. 

 pipiens Macq. North America. Macq. Dipt. Exot. II, 74. Mem. de 



Lille, 1841, p. 134. 

 proxima Say. Mass. (Harris Cat.) ; N. Scotia, Georgia, Ohio (Walk.) ; 



Pennsylvania, Virginia (Say). Say, Americ. Entom. I, tab. viii, 



{Xi/lota.) Wied. Auss. Zweifl. II, 102, 9 (Xylota). Walker, List, etc. 



Ill, 552. 



Toxomerus Macq. 



notatus Macq. Baltimore. Macq. Dipt. Exot. 5e Suppl. p. 93, 1. 



Mem. de Lille, 1855, tab. v, fig. 4. 



