CATALOGUE OF NORTH AMERICAN DIPTERA. 2OI 



alcis WILLISTON, Dipt. St. Vincent, 302, pi. x, f. 77. St. Vincent, W. I. 

 alene TOWNSEND, Trans. Amer. Ent. Soc., xxn, 59. Jamaica, 

 allynii MARTEN, Canad. Ent., xv, no. N. C. 



WILLISTON, Kans. Acad. Sci., x, 136, pt. desc. 

 alteripennis WALKER, Trans. Ent. Soc., v, 274. Mex. 

 americanus FORSTER, Nov. Spec., Cent., i, 100, 1771. 



DRURV, Ins., i, pi. XLIV, f. 2 (plumbeus'). 



FABRICIUS, Syst. Ent, 789; Ent. Syst., iv, 365; Syst. Antl., 96 (ruficoniis). 

 America. 



WIEDEMANN, Dipt. Exot., 62; Auss. Z\v., i, ii2 (ruficornis) . N. A. 



PALISOT DE BEAUVAIS, Ins. Dipt., pi. i, f. 2 (limbatus} . 



OSTEN SACKEN, Prodrome, n, 457. Middle and Southern States. 



111. Hart; N. J. Smith Cat; Fla Johnson. 



angustifrons TOWNSEND, Trans. Amer. Ent. Soc., xxn, 59. Jamaica, 

 annulatus SAY, Jour. Acad. Sci. Phil., in, 32; Compl. Works, n, 53. Mo. 



WIEDEMANN, Auss. Zw., i, 185. 



OSTEN SACKEN, Prodrome, Suppl., 555. Ky., Ga., Kans., La. 



WILLISTON, Kans. Acad. Sci., x, 142, note. 

 astutus OSTEN SACKEN, Prodrome, n, 471. N. Y., Conn., White Mts., N. H. 



Montreal Chagnon. 

 atratus FABRICIUS, Syst. Ent., 789; Ent. Syst., iv, 366; Syst. Antl., 96. W. I. 



PALISOT DE BEAUVAIS, Ins. Dipt., 54, pi. i, f. i (niger). 



DRURY, Ins., i, pi. XLIV, f. 3 (americanus, preoc.). 



WIEDEMANN, Dipt. Exot., 63; Auss. Zw., i, 114; loc. cit, 113 (validus') . 

 N. A. ; Pa. 



MACQUART, Dipt. Exot., i, I, 142. Mex., Ga. 



BELLARDI, Saggio, i, 58. Mex. 



HARRIS, Ins. of New Eng., 3d ed., 602. 



WALSH, Proc. Bost. Soc. N. H., ix, 304, desc. of larva, which feeds on 

 snails (undetermined). 



RILEY, 2d Mo. Rept, 128, figs., desc. of larval habits, etc., and identifica- 

 tion of Walsh's larva. 



OSTEN SACKEN, Prodrome, n, 454. Southern Canada to Mexico, east of 

 the Rocky Mts. 



HART, Bull. 111. State Lab. N. H., iv, 242, desc. and figs, of larva and pupa. 



TOWNSEND, Trans. Amer. Ent. Soc.. xxn, 60, notes ; Jour. N. Y. Ent. Soc.. 

 vi, 50, oc. in Texas. 



WILLISTON, Biologia, Dipt., i, 259, oc. in Chihuahua, Mex. 



HINE, Tabanidse of Ohio, 45, egg-laying; 48, desc. Ohio, 

 aurantiacus BELLARDI, Saggio, i, 67, pi. n, f. 9. Mex. 



WILLISTON, Biologia, Dipt., i, 259. Guadalajara, San Bias, and Orizaba, 



Mex. 



baal TOWNSEND, Trans. Amer. Ent. Soc., xxn, 58. Dixie Landing, Va. 

 bicolor WIEDEMANN, Dipt Exot., 96; Auss. Zw., i, iSS. N. A. 



MACQUART, Dipt Exot., Suppl. v, 35 (ruficeps). Baltimore. 



WALKER, List, i, 171 (fulvescens*). Mass. 



OSTEN SACKEN, Prodrome, n, 460. N. Y., Pa., 111., Quebec. 



HINE, Tabanidse of Ohio, 48. Ohio. 



N. J. Smith Cat. ; Montreal Chagnon. 



bifenestratus OSTEN SACKEN, Biologia, Dipt, i, 52, pi. i, f. 9. Durango, Mex. 

 bigoti BELLARDI, Saggio, i, 58. Mex. 



MACQUART, Dipt. Exot, Suppl. n, 20 (apicalis. preoc.). [Bell.] 



