CATALOGUE OF NORTH AMERICAN DIPTERA. 593 



See note under Rivellia viridulans. 

 costalis WALKER, List, iv, 995. Martin Falls, Canada. 

 ? diopsides WALKER, List, iv, 995. Martin Falls, Canada. Query by Walker. 



Belongs perhaps to the Ulidinse LOEW, in O. S. Cat. 



See note under Seoptera vibrans. 

 platycnema THOMSON, see Euxesta. 



PTEROCALLA. 



RONDANI, Ins. ditt. Brasil.. Torino, 1848, 23. 



LOEW, Mon. N. A. Dipt., in, 132, 1873. 



VAN DER WULP, Biologia, Dipt., n, 393, 1899, table of Mexican species. 

 bella GiGLio-Tos, Ditt. del Mess., iv, 39, f. u. Orizaba, Mex. 

 costalis VAN DER WULP, Biologia, Dipt., n, 396, pi. xi, f. 5, 6. Guerrero, Mex. 

 fenestrata VAN DER WULP, Biologia, Dipt., n, 394, pi. x, f. 30. Vera Cruz and 



Tabasco, Mex. 

 obscura WIEDEMANN, Auss. Zw., n, 499 (Trypcta). Brazil. 



MACQUART, Dipt. Exot., n, 3, 202, pi. xxviii, f. 5 (Camptoneura). Guiana. 



SCHINER, Novara, 286 and 287, notes. S. A. 



LOEW, Mon. N. A. Dipt., in, 13. S. A. 



GiGLio-Tos, Ditt. del Mess., iv, 41, oc. in-Tuxpango, Mex. 

 ocellata FABRICIUS, Syst. Antl., 330 (Dictya). S. A. 



WIEDEMANN, Auss. Zw., n, 495 (Trypeta). S. A. 



MACQUART, Dipt. Exot., Suppl. i, 206, pi. xvni, f. 4 (Platystoma) . Colom- 

 bia, S. A. 



RONDANI, Ins. Ditt. Brasil., 1848, 24, 40. Brazil. 



SCHINER, Novara, 286. S. A. 



LOEW, Mon. N. A. Dipt., in, 13 and 60. S. A. 



GiGLio-Tos, Ditt. del Mess., iv, 40, oc. in Orizaba, Mex. 



VAN DER WULP, Biologia, Dipt., n, 395, pi. xi, f. 2. Vera Cruz, Mex. 

 quadrata VAN DER WULP, Biologia, Dipt., n, 394. pi. xi, f. i. Tabasco, Mex. 

 strigula LOEW, Mon. N. A. Dipt., in, 133, pi. vni, f. 30. Ga. 

 tarsata SCHINER, Novara, 287. S. A. 



GiGLio-Tos, Ditt. del Mess., iv, 40, oc. and note. Orizaba, Mex. 



VAN DER WULP, Biologia, Dipt., 11, 395, pi. xi, f. 3, 4. Tabasco, Mex. 



CALLOPISTRIA. 



LOEW, Mon. N. A. Dipt., in, 140, 1873. 



annulipes MACQUART, Dipt. Exot., Suppl. v, 121 (Platystoma). Baltimore, Md. 

 LOEW, Mon. N. A. Dipt., in, 141, pi. vni, f. 27. United States; very com- 

 mon. 

 N. J. Smith Cat. 



MYENNIS. 



DESVOIDY, Myodaires, 717, 1830. 

 LOEW, Mon. N. A. Dipt., in, 142, 173. 

 scutellaris WIEDEMANN, Auss. Zw., n, 484 (Trypcta}. Mex. 



LOEW, Mon. N. A. Dipt., i, 60, 92 (fTrypcta) ; in, 143. Mex. 

 GiGLio-Tos, Ditt. del Mess., iv, 39, oc. in Tuxpango, Mex. 



XANTHACRONA. 



VAN DER WULP, Biologia, Dipt., 11, 392, 1899. 

 bipustulata VAN DER WULP, loc. cit., pi. x, f. 29. Mazatlan, Mex. 



38 



