STRPHIDAE. 131 



Eristalis. 



Latreille, Diet. d'Hist. Nat.; H. N. Crust, et Ins. XIV, 363; 1804. 



*aeneus Scopoli, Fabricius, Meigen (System. Beschr. etc. Ill, 384, 2). 

 Europe and North America (common) ; occurs also in 

 Algiers, the Canary Islands, Malta, Syria (Schiuer, die Oesterr. 

 Syrphiden, 120). 



Eristalis smcents Harris, Ins. Injur. to Veget. 3^ edt. 609. [The 

 identity with the European species is acknowledged by Loew, in 

 Sillim. Journ., Vol. XXXVII, 317.] 



Eristalis otprorittattis Wiedemann, Auss. Zw. II, 190, 54. 

 albiceps Macquart, Dipt. Exot. II, 2, 56, 41. - Carolina. ( 221 ). 

 *atriceps Loew, Centur. VI, 64. - - White Mountains, N. H. ; Canada. 

 Eristalis cwnpactus Walker, List, etc. Ill, 619. Huds. B. 



Terr. ( 222 ). 



*Androclus 0. Sacken (non W. Iker), Western Dipt., 337. -- Quebec; 

 Western New York, White Mts. , N. H. ; Utah; Yucon River, 

 Alaska. ("--"). 



*Bastardi Macquart, Dipt Exot II, 2, 25, 7; Tab. IX, f. 1. - - North 

 America (common in the Atlantic States and British Possessions). 

 Eristalis itebulosus Walker, List, etc. Ill, <i!6 (!). 

 (?) Eristalis semimctalliciis Macquart, Dipt. Exot. 4 U Suppl. 140, 



65..-- Nova Scotia, Canada. (-- 4 ). 



*dimidiatnsWiedemann, Auss. Zw. II, 180, 41. Atlantic States. ( 22E ). 

 Eristalis iitflcxus Walker, List, etc. Ill, 617. 

 Eristalis niaer Macquart, Hist. Nat. Dipt. I, 505, 15. 

 Eristalis L'Herminieri Macquart, Dipt. Exot. II, 2, 55, 38 (male). 

 Eristalis cltalybeus Macquart, Dipt Exot. II, 2, 55, 39 {male and 



female). 

 Erixtali* iiicixitralis Macquart, Dipt. Exot. 4 Suppl. 139, 64 



(female). 



*flavipes Walker, List, etc. Ill, 633. - British Possessions; White 

 Mountains, N. H.; Massachusetts; Newport, R. I.; Detroit, 

 Mich. ( 2a ). 

 Milesia Barda Say, J. Acad. Phil. VI, 163; Compl. Wr. II, 357; 



female (for the male, see Mallota Barda). 



*inornatiis Loew, Centur. VI, 68. - - Red River of the North (Loew). 

 *latifrons Loew, Centur. VI, 65. - - Matamoras (Loew); Texas; Iowa, 

 * melanostomus Loew, Centur. VI, 69. British Possessions; Oregon; 



Minnesota; Massachusetts; Illinois. 



Eristalis flavipes Walker, List, etc. Ill, 633; Var. /3 [Loew]. 

 *ol)scurus Loew, Centur. VI, 67. - - Red River of the North. 



oestriformis Walker, List, etc. Ill, 573 (fyrplnis). Huds. B. Terr. ( 227 ). 

 *pilosus Loew, Centur. VI, 70. Greenland. 



*saxorum Wiedemann, Auss. Zw. II, 158, 9; Macquart, Dipt. Exot. II, 

 2, 33, 5. Savannah (Wied.); Philadelphia (Macq.); Massachusetts 

 (M. C. Z.). 

 Eristalis pervagiis (Harris) Walker, List, etc. Ill, 618. 



