MUSCID^B. 83 



flavescens Loew. Carolina. Loew, Entom. Zeit. 1847, p. 123. 



guttularis Wied. Montevideo (Wied.); New York (Walk.); Philadel- 

 phia (Macq.). Wied. Auss. Zweifl. II, 584, 3. Macq. Dipt. Exot. 



II, 3, 181, 3. Mem. de Lille, 1842, p. 338. Walker, List, etc. IV, 1083. 

 ^.plumosa Loew. Sitkha. Loew, Entom. Zeit. 1847, p. 201. 



saratogensis Fitch. Fitch, First Report, etc. p. 68. 



struthio Walk. Huds. Bay. Walker, List, etc. IV, 1086. 



vicina Macq. Philadelphia. Macq. Dipt. Exot. II, 3, 180, 2. Mem. 



de Lille, 1842, p. 337, tab. xxiv, fig. 7. 



Oxycephala Macq. 



fenestrata Macq. America. Macq. Dipt. Exot. 4e Suppl. p. 281, 2, 



tab. xxvi, fig. 1. Mem. de Lille, 1850. 

 fuscipemiis Macq. North America (Walk.) ; America (Macq.). 



Macq. Dipt. Exot. II, 3, 198, pi. xxvi, fig. 6, and Dipt. Exot. 4e 



Suppl. 281. Mem. de Lille, 1850. Harris, Ins. New Engl. p. 489 (Sphe- 



comyia undata ; syiiorn. according to Walker). Walker, List, etc. 



IV, 1087. 

 maculipennis Macq. Texas. Macq. Dipt. Exot. le Suppl. p. 210, 2. 



Mem. de Lille, 1844, p. 338, tab. xviii, fig. 12. 

 nigripermis Gray. Gray, Griflith's Anim. Kingd. pi. 125, fig. 5 (Myopa 



nigripennis'). Walker, List, etc. IV, 1087 (synonymy according to 



Walker). 



Heteromyza Fall. 



buccata Fall. Europe (ant.) ; Nova Scotia (Walk.). Fallen, Mei- 



gen, etc. Walker, List, etc. IV, 1088. 



eriphides Walk. Huds. Bay. 1. c. 1088. 



flavipes Walk. Huds. Bay. 1. c. 1089. 



fusca Macq. North America. Macq. Dipt. Exot. II, 3, 263, 3. Mem.* 



de Lille, 1842, p. 420, tab. xxv, fig. 9. 



Helomyza Fall. 



fasciata Walk. Nova Scotia. Walker, List, etc. IV, 1094. 



lateralis Walk. North America. Walker, 1. c. IV, 1095. 



quinquepunctata Say. Missouri River (Cow Island). Say, J. Acad. 



Phil. Ill, 101. Wied. Auss. Zweifl. II, 588, 3. 



tiiicta Walk. Nova Scotia. Walker, List, etc. IV, 1092. 



tibialis Zett. Greenland. Zetterstedt, Ins. Lapponica. Stseger, 



Groenl. Antliater. 



Notiphila Fall. 



argeiitata Walk. U. States. Walker, Dipt. Saund. IV, 407. 



nitidula Fall. Europe (aut.); Huds. Bay (Walk.). Fallen, Meigen, 



etc. Walker, List, etc. IV, 1098. 



prodttcta Walk. Huds. Bay. Walker, List, etc. IV, 1099. 



repleta Walk. Huds. Bay. 1. c. 1099. 



solita Walk. U. States. Walker, Dipt. Saund. IV, 406. 



