CATALOGUE OF NORTH AMERICAN DIPTERA. 349 



nitida WIEDEMANN, Auss. Zweifl., n, 116. N. A. 



WALKER, List, in, 545 (Paragus ccncus). Ohio. 



BIGOT, Rev. et Mag. Zool., 1859, 4 (Cryptincura hieroglyphic a) ; Annales, 

 1883, 315, protests against making this a synonym. 



LOEW, Cent., iv, 58, note (Orthoneura). 



SCHINER, Novara, 368 (Orthoneura), oc. in S. A. 



WILLISTON, Synop. N. A. Syrph., 35, pi. n, f. 7; Biologia, Dipt., in, 7, oc. 

 in Mex. New England, Pa.. Va., S. C., Kans. 



TOWNSEND, Trans. Amer. Ent. Soc., xxii, 36, note. Va., D. C. 



N. J. Smith Cat.; Sea Cliff, N. Y. Banks; Fla. Johnson, 

 pictipennis LOEW, Cent., iv, 58 (Orthoneura). N. Y. 



WILLISTON, Synop. N. A. Syrph., 37. Conn., N. Y., N. J. 



HUNTER, Canad. Ent, xxix, 124, oc. in Neb. 



CJIAGNON, fit. Prelim, les Syrph., 18. Montreal. 



pulchelia WILLISTON, Synop. N. A. Syrph., 35, pi. n, f. 9. N. H., Conn., Can- 

 ada. 



TOWNSEND, Trans. Amer. Ent. Soc., xxii, 36, note on var. Mich. 



CHAGNON, fit. Prelim, les Syrph., 17. Montreal. 



N. J. Smith Cat. 



recedens WALKER, Dipt. Saund., 228. U. S. 



stigmata WILLISTON, Proc. Amer. Phil. Soc., xx, 303; Synop. N. A. Syrph., 34, 

 pi. n, f. 8. Cal. 



BIGOT, Annales, 1884, 556 (Orthoneura sinuosa').Wash. [Will] 



Northern Ida. J. M. A. 



PSILOTA. 



MEIGEN, Syst. Beschr., in, 256, 1822. 



SCHINER, Fauna Austr., i, 266, 1862. 



WILLISTON, Synop. N. A. Syrph., 30, 1886. 



VERRALL, Brit. Flies, vni, 181, 1901. 

 buccata MACQUART, Dipt. Exot, n, 2, 107, pi. xvm, f. 2 (Pipisa). Carolina. 



WILLISTON, Synop. N. A. Syrph., 30 and 291. Texas, Ga. 



HUNTER, Canad. Ent., xxvm, 91, historical account, syn., etc. 



Inverness, Fla. Johnson. 

 flavipennis MACQUART, Dipt. Exot, Suppl. v, 97, pi. v, f. 5. Philadelphia. 



WILLISTON, Synop. N. A. Syrph., 30, quotes orig. desc. 



PIPIZA. 



FALLEN, Syrphidi, 58, 1816. 



MEIGEN, Syst. Beschr., in, 241, 1822. 



LOEW, Oken's Isis, 1840, 512 (Triglyphus). 



RONDANI, Dipt. Ital. Prod., i, 53, 1856 (Heringia) ; n, 185, 1857 (P 

 zella). 



EGGER, Verh. Zool.-Bot. Ges., xv, 573, 1865 (Cncmodon). 



PHILIPPI, Verh. Zool.-Bot. Ges., xv, 1865, 741 (Pciiiuin I. 



SCHINER, Fauna Austr., i, 261, 1862. 



WILLISTON, Synop. N. A. Syrph., 22, def. and table of species, 1886; Biol- 

 ogia, Dipt., in, 6, bibl. 



VERRALL, Brit. Flies, vni, 161, 1901. 



CHAGNON, fit. Prelim, les Syrph., 18, 1901. 

 albipilosa WILLISTON, Synop. N. A. Syrph., 28.- 

 bellula WILLISTON, Biologia, Dipt., in, 6. Guerrero. Me: 



