370 CATALOGUE OF NORTH AMERICAN DIPTERA. 



MESOGRAMMA. 



LoEW, Cent., vi, 47, 1865; in Centuries, vol. 11, p. 290, Loew proposes to 

 change this name to Mesograpta, on account of Mesogramma having 

 been used in botany; this would not now be a valid change. 

 Macquart, Dipt. Exot., Suppl., v, 93, 1855 (Toxomerus). 

 WiLLiSTON, Synop. N. A. Syrph., 98, 1886 (Mesograpta) ; Biologia, Dipt., 

 Ill, 24, 1891, def. and table of Central American species. 

 Chagnon, fit. Prelim, les Syrph., 38, 1901. 

 anchorata Macquart, Dipt. Exot., 11, 2, 97, pi. xvi, f. 8 (Syrphns).—N. A. 

 arcifer Loew, Cent., vi, 52 (Mesograpta). — Cuba. 



Porto Rico — Coquillett; Jamaica — Johnson. 

 aurulenta Williston, Synop. N. A. Syrph., 102 (Mesograpta) . — San Domingo. 

 basilaris Wiedemann, Auss. Zweifl., 11, 43 (Syrphiis). — Brazil. 



ScHiNER, Novara, 350 (soror). — America (doubtless S. A.). [Giglio-Tos.] 

 Van der Wulp, Tijdschr. v. Ent., xxvi, 6, pi. i, f. 8 (Mesograpta). — 



Guadeloupe. 

 GiGLio-Tos, Ditt. del Mess., 11, 45. — Vera Cruz, Tabasco, etc. 

 ? Williston, Trans. Ent. Soc. Lond., 1896, 349, doubtful oc. in St. Vin- 

 cent, W. I. 

 ? bicincta Bigot, Annales, 1884, 112 ("Mesograpta?") . — Mex. 

 bidentata Giglio-Tos, Ditt. del Mess., 11, 49, pi. 11, f. 12. — Orizaba and Tampico, 

 Mex. 

 Williston, Biologia, Dipt., in. 25 (" Mcsogranuna — ?"). — Mexico, sev- 

 eral places. 

 ? bistrigata Bigot, Annales, 1884, no ("Mesograpta? "). — Mex. 

 boscii Macquart, Dipt. Exot., 11, 2, 100, pi. xvi, f. 2 (Syrphus) . — Cardina. 

 Walker, Dipt. Saund., 236 (Syr pints gurges). — U. S. [O. S.] 

 Loew, Cent., vi, 47 (parvula). — Fla. [Hunter.] 



Williston, Synop. N. A. Syrph., 99 and 103 (parvula and boseii). — Ga. 

 Hunter, Canad. Ent., xxviii, 95. — Mex. 



St. Vincent— Will. ; N. J.— Smith Cat.; Porto Rico— Roeder; Montreal— 

 Chagnon ; Fla. — Johnson. 

 ciliata Giglio-Tos, Boll. R. Univ. Torino, vii, No. 132, 1892; Ditt. del Mess., 11, 



50, pi. II, f. 16. — Tuxpango, Mex. 

 ? circumdata Bigot, Annales, 1884, 107 ("Mesograpta?"). — Mex. 

 coalescens Walker, Dipt. Saund., 2^7 (Syrphus). — N. A. 



Osten Sacken, Cat., 125, note ; gen. ref. 

 comma Giglio-Tos, ' Boll. R. Univ. Torino, vii. No. 132, 1892; Ditt. del Mess., 



II, 53.— Mex. 

 confusa Schiner, Novara, 349. — S. A. 



Bigot, Annales, 1884, 113 (Mesograpta? maculipes) . — Brazil. 

 Giglio-Tos, Ditt. del Mess., 11, 51, pi. 11, f. 11, S3-n., etc. — Mex. 

 corbis Walker, Dipt. Saund., 237 (Syrphus). — N. A. 



Osten Sacken, Cat., 125, note; gen. ref. 

 ? cuprina Bigot, Annales, 1884, 114 ("Mesograpta? "). — Cuba. 

 diversa Giglio-Tos, Boll. R. Univ. Torino, vii. No. 132, 1892; Ditt. del Mess., 



II, 48, pi. II, f. 13. — Mex. 

 duplicata Wiedemann, Auss. Zweifl., 11, 142 (Syrphus). — S. A. 



Macquart, Dipt. Exot., 11, 2, 91, pi. xv, f. 9 (Syrphus). — Urugua3^ 

 RoNDANi, Nuovo Ann. Sc. Nat. Bologna, 1850, 5 ; Ann. del Soc. Nat. 



Modena, 1868, in, 3 (both Syrphus). —S. A. 

 Schiner, Novara, 350. — Brazil and Colombia — Wiedemann's types. 

 Thomson, Eugen. Resa, 494 (Syrphus oehrogasfcr). — Buenos Ayres. 



