ASILIDAE. 71 



Jioror); Wicdemann Auss. Zw. I, 412, 75 (id). -- Atlantic States 



(not rare in damp situations'). 

 Discocephala rul'uriitri* Macquart, Dipt. Exot. 1,2, 50, 1; Tab. IV, 



f. 2. - - Carolina ; Brazil. 

 D-tsypof/on Ada Walker, List, etc. II, 362. 

 Dasypogon laticeps v. d. Wulp, Tijrlschr. v. Ent. 2 a Snr. II, 1^>7; 



Tab. Ill, 10 16. [Loew, Z. f. Ges. Naturw. Vol. XXXVI, ll. r ).| 

 *calva Loew, Centur. X, 35 (Discocqjltala). Texas (Loew); Western 



New York (M. C. Z.). 



afflnis Bellardi, Saggio, etc. II, 80, Tab. I, 13 (Discoccplialn). 



Mexico. 

 deltoidea Bellardi, Saggio, etc. II, 85; Tab. I, f. 12 (Discoccpltala). 



Mexico. 

 divisa Walker, Trans. Ent. Soc. N. Ser. V, 279 (Discocepliala). 



Mexico. 



interlineata Walker 1. c. 279 (Discocr)>lal<i). - - Mexico. 

 longipeimis Bellardi, Saggio, etc. II, 86; Tab. I, f. 14 (Discocephala).- 



Mexico. 



minnta Bellardi 1. c. 83 (Discoccplinla). - - Mexico. 

 uitida Wiedemann, Auss. Zw. II, "603 (D(tsypor/on) ; Walker, List, otc. 



VI, 503 (Dasypofjott) ; Bellardi 1. c. 84:(I>iscocephala). - - Mexico. 



DIVISION B. FRONT TIBIAE WITH A SPUR AT THE Til'. 



Unicodes. 



Jaennicke, Neue Exot. Dipt. 47, 1867; Pygotfolus Loew, Centur. VII, 28; 

 this name as preoccupied, is given up by Loew, Centur. X, 24, Nuta. 



*pictus Loew, Centur. VII, 30 (Pygostolus). - - Distr. Columbia. 



Discocephala Amastris Walker, List, etc II, 362. - - Georgia. 

 *politus Say, J. Acad. Phil. Ill, 52, 5; Compl. Wr. II, 65 (Dfisypofion) 

 female; Wiedemann, Auss. Zw. 1, 405, 63 (id); - Walker. List, 

 etc. VI, 421 (id.). - - Pennsylvania, Maryland ^Say); Massachusetts 

 (0. 8.). 

 Pyyostolus aryentifer Loew, Centur. VII, 28; male. [Loew in Ittt.] 



*aenmlator Loew, Centur. X, 25 (PyfjotfoJus). -- California. 



* dives Loew, Centur. VII, 29 (Pygostolux). California (Sonoma Co.). 



anal is Jaennicke, Neue Exot. Dipt. 47 ; Tab. I, 13. - Mexico. 



Clavator. 



Philippi, Verb. Zool. Bot. Ges. 1865, 699; Tab 26, f. 81. 

 0. Sacken, Western Dipt, 291. 



* sabulommi 0. Sacken, WesUrn Dipt., 292. -- San Bernardino, Cal. 



Blacodes. 



Loew, Berl. Ent. Z. 1874, 377; Ulax, Centur. X, 24; 1872. 



*bellus Loew, Centur. X, 24 (Blax). - Texas. 



