G6 ASILIDAE. 



Ceraturgrus. 



Wiedemann, Analecta, 12, 1824; Auss. Zw. I, 414; 1828. 



aiiruleiitus Fabricius, System. Antl. 166, 11 (Daffijpofjo») ; Wiede- 

 mann, Dipt. Exot. I, 228, 26 (id.); Analecta etc. 12; Auss Zw. I, 

 414, 1, Tab. V, f. 5; Macquart, Hist. Nat. Dipt. I, 239, 1; 

 Tab. VII, f. 4 (head). — New York (Fab.\ 

 *cruciatiis Say, J. Acad. Phil. Ill, 52, 6; Compl. Wr. II, 66 (Ba'^>/- 

 pogou), female; Wiedemann, ^uss. Zw. I, 381, 24 (id.). — Arkansas 

 (Say); New York. 



Ceratnrqus fasciatm Walker, List, etc. II, 367, male [Loew Beschr. 

 Eur. Dipt. Ill, 124]. 



Dasypogon cornuttis Wiedemann, Auss. Zw. I, 382 (Without loca- 

 lity); I saw the type in Vienna. 



*Iobicornis 0. Sacken, Western Diptera, 237, — Idaho, California. 



diiuidintus Macquart, Dipt. Exot. 2e Suppl. 35, 56 (Basypogon) ; 



Walker, List, etc. VI, 428; "Bellardi, Saggio, etc. II, 61 (Cera- 



tnrgus). — Mexico. 

 ruflpeimis Macquart, Dipt. Exot. 2e Suppl. 32, 2; Bellardi, Saggio, etc. 



II, 59. — Mexico. 

 Titripeunis Bellardi, Saggio, etc. II, 60. — Mexico (can hardly be a 



Ceraturgus). 



Observation, For Cerat. niger Macquart see Taracticus. {^^). 



Diocti'la. 



Meigen, Illiger's Magaz.; 1803. 



*Albius Walker, List, etc. II, 301. — New York, Massachusetts, etc.; 

 California (? see 0. Sacken, Western Diptera, 287). 



*rcsplendeiis Loew, Centur. X, 21. — California. 

 *piisio 0. Sacken, Western Diptera, 238. — California. 



£clitlio(lopa. 



Loew, Centur. VII, 27, 1866; Compare also 

 Loew's Beschr. Eur. Dipt. 11, 78, ohscrv. 



.*formosa Loew, Centur. X, 22. — Pennsylvania. 

 *pubera Loew, Centui-. VII, 27 — Nebraska. 



Plcsiomma. 



Macquart, Dipt. Exot. I, 2, 54; 1838. 



♦unicolor Loew, Centur. VII, 35. — Pecos River, Western Texas and 



New Mexico. 

 *funesta Loew, Wien. Ent. Mon. V, 35; Centnr. VII, 31. - Cuba. 

 Dioctria lugubns Jr^ennicke, Neue Exot. Dipt. 48. — Cuba (.Loew 



in litt.). 

 *iudecora Loew, Centur. VII, 33. — Cuba. 



