183 



*politus Say, J. Acad. Phil. Ill, p. 52, 5 {Dasypogon); Wiedemann, Auss. Zw. 

 1, p. 405, 63. Walker, List, etc., VI, p. 421. Pennsylvania, Maryland 

 (Say), Massachusetts (0. S.). 



*aemiilator Loew, Centur. X, 25. California. 

 *(iiYes Loeio, Centur. VII, 29. California. 



analis Jaennicke, Neue Exot. Dipt. p. 47, Tab. I, fig. 13. Mexico. 



BLACODES. 



LoeiD, Berl. Ent. Z. 1874, p. 377 ; Blax, Centur. X, 24, 1872. 

 *bellus Loeio, Centur. X, 24. Texas. 



TARACTICUS. 



Loew, Centur. Vol. II, p. 240, Nota. 



*0Ct01>llllctatus Say, J. Acad. Phil. Ill, p. 49 (Dioctria); Wiedemann, Auss. 

 Zw. I, p. 365 {id.). Walker, List, etc., VI, p. 387 {id.). North America. 



[The occurrence of Dasypogon teutomis Linne, in North America, seems to 

 me very improbable, although Macquart, Dipt. Exot. 4e Suppl. p. 64, mentions 

 it as received from Florida. Hitherto not a single Asilida, common to Europe 

 and North America, has been recorded with certainty.] 



DIOGMITES. 



Loew, Centur. VII, 36, 186G. 



*angustil)eiiiiis Loew, Centur. VII, 41. Kansas; Matamor.is, Mexico, 

 *discolor Loew, Centur. VII, 37. Pennsylvania. 



frufescens Macquart, Hist. Natur. Dipt. I, 295, 8. Walker, List, etc., VI, 

 p. 426 {Dasypogon). Philadelphia. 

 [This synonymy rests on the assumption that Mac<]uart overlooked the 

 presence of the spurs on the front tibiae.] 



*HcrenniHS Walker, List, etc., II, p. 339 {Dasypogon). Cincinnati. 

 *hypomelas Ijoeta, Centur. VII, 42. New Mexico. 

 *miselliis Loew, Centur. VII, 39. District Columbia. 

 *platypteriis Loew, Centur. VII, 36. Illinois. 

 *symiuaclllis Loew, Centur. X, 26. Texas. 



