CATALOGUE OF NORTH AMERICAN DIPTERA. 247 



festina COQUILLETT, Canad. Ent., xxv, 225. Fla. 



Fla., several places. Johnson. 



grandis JOHNSON, Canad. Ent., 1902, 241. Rouville Co., Quebec, Can. 

 '/Tiasmorrhoidalis MACQUART, Dipt. Exot., n, i, 26 (Thereva). Carolina. 



N. J. Smith Cat. ; Montreal Chagnon ; Ormond, Fla. Johnson, 

 johnsoni COQUILLETT, Canad. Ent., xxv, 228. Fla. 



St. Augustine and Ormond, Fla. Johnson. 



laevigata LOEW, Zeitsch. f. Ges. Naturwiss., Dec., 1876, 319. San Francisco. 

 longipes LOEW, Cent., vin, n. Cuba. 



limata COQUILLETT, Jour. N. Y. Ent. Soc., u, 99. Col., Wash. 

 marcida COQUILLETT, Canad. Ent., xxv, 228. Los Angeles and San Diego Cos., 



Cal. 



melampodia LOEW, Cent., viu, 12. 111. 

 melanoprocta LOEW, Cent., vm, 15. Me.; Huds. Bay Terr. 



Axton, N. Y. M. and H. 



montivaga COQUILLETT, Canad. Ent.. xxv, 226. Los Angeles Co., Cal. 

 morata COQUILLETT, Canad. Ent., xxv, 225. N. J., Fla. 



(Marmoratus of Smith Cat.) 

 munda LOEW, Cent., vm, 13. Wi>. 



Montreal Chagnon ; Axton, X. Y. M. & H. 

 nigra BELLARDI, Saggio, u, 92. Mex. 



SCHINER, Novara, 146, oc. in Chili (penthoptera, nom. nov. on account of 



Say's Thereva nigra an unnecessary change), 

 notata WIEDEMANN, Dipt. Exot. 114; Auss Zw., i, 236 (Thereva). Ga. 



St. Augustine and Ormond, Fla. Johnson, 

 obscura COQUILLETT, Canad. Ent. xxv, 229. Jamaica. 



Key West, Fla. Johnson. 



pavida COQUILLETT, Canad. Ent., xxv, 226. Los Angeles Co., Cal. 

 pictipennis WIEDEMAXN, Dipt., Exot., 113; Auss. Zw., i, 235 (Thereva}. Ga. 



CASTLE and LAURENT, Ent. News, vn, 303, oc. at Enterprise, Fla. 



N. J. Smith Cat. ; Fla., several places Johnson. 

 placida COQUILLETT, Jour. N. Y. Ent. Soc., n, 99. Fla. 

 platancala LOEW, Zeitsch. f. Ges. Naturwiss., Dec., 1876, 321. Texas. 

 platycera LOEW, Cent. vol. n, p. 290, change of name; Cent., vm, 14 (laticornis, 



preoc.). Cuba. 



rufiventris LOEW, Cent., vin, 17. Nebr. N. J. Smith Cat. 

 scutellaris LOEW, Cent., ix, 74. D. C. N. J. Smith Cat. 

 slossoni COQUILLETT, Canad. Ent., xxv, 227. N. H. 

 sumichrasti BELLARDI, Saggio, n, 91. Tuxpango, Mex. 



tergissa SAY, Jour. Acad. Sci. Phil., in, 39; Compl. Works, 11, 57 (Thereva). - 

 E. Fla. 



WIEDEMANN, Auss. Zw., i, 232 (Thereva corusca; no reason for change 

 of name). 



COQUILLETT, Canad. Ent., xxv, 197 and 222, refers to this genus, from Fla. 



specimens. 



univittata BELLARDI, Saggio, n, 90. Puebla, Mex. 

 variegata LOEW, Cent., ix, 73. Canada. 



THEREVA. 



LATRIELLE, Precis d. Caract. gen. Ins., 167, 1796; Hist. Nat. Crust, et 



Ins., in, 440, 1802. 

 MEIGEN, Syst Beschr., n, 86, 1820. 



