302 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



of bill at l)a.se, 9.J-11.7 (10.4); tarsus, 24.9-27.7 (26.7); middle toe, 

 15.7-19.1 (17.5).^ 



Caribbean coast district of northern South America, from Cayenne 

 to Colombia; Trinidad and Margarita Island; Isthmus of Panama? 



[Coracian] xanthornus Linn^us, Syst. Nat., ed. 10, i, 1758, 108 ("America"; 

 based on Pica luteo nigro varia Catesby, Nat. Hist. Carolina, iii, p. 5, pi. 5). 



[Oriolus'j xanthornus Gmelin, Syst. Nat., i, pt. i, 1788, 391. 



Icterus xanthornus Daudin, Traite Orn., ii, 1800, 334, part (includes /. leucop- 

 ieryx). — Cabanis, in Schomburgk's Reise Brit. Guiana, iii, 1848, 680. — Bur- 

 MEisTEK, Syst. Ueb. Th. Bras., iii, 1856, 269.— Sclatek, Cat. Am. Birds, 1862, 

 133 (Trinidad; Cayenne; Colombia); ibis, 1883, 368 (coast Colomljia, Vene- 

 zuela, and (luiana to Rio Brancho; Trinidad); Cat. Birds Brit. Mus., xi, 

 1886, 380.— Taylok, Ibis, 18(54, 84 (Trinidad).— Cassin, Proc. Ac. Nat. Sci. 

 Pbila., 1867, 50 (monogr. ; Venezuela; Cayenne; Trinidad; n. Brazil). — 

 Sclatek and Salvin, Proc. Zool. Soc. Lond., 1868, 167 (Venezuela). — 

 FiNSCH, Proc. Zool. Soc. Lond., 1870, 578 (Trinidad).— Pelzeln, Orn. Bras., 

 1871, 195.— Wyatt, Ibis, 1871, 329 (Santa Marta, Colomliia).— Salvin and 

 GoDMAN, Ibis, 1880, 123 (Santa Marta).— Allen, Bull. Am. Mus. N. H.,iv, 

 1892, 53 (Carupano, Venezuela). — Chapman, Bull. Amer. Mus. N. H., vi, 

 1894, 36 (Trinidad; song; descr. nest); Auk, xiv, 1897, 368 (Venezuela; 

 crit. ). — Robinson, Flying Trip to Tropics, 1895, 160(Baran(]uilla, Coloml)ia) . — 

 Richmond, Proc. U. S. Nat. Mus., xviii, 1896, 675 (Margarita I., Venezuela; 

 crit.). — Phelps, Auk, xiv, 1897,364 (C'lmanacoa and Cuniana, Venezuela). — 

 BAN(is, Proc. Biol. Soc. Wash., xii, 1898, 138 (Santa Marta).— Allen, Bull. 

 Am. Mus. N. H., xiii, 1900, 162 (Bonda, etc., prov. Santa Marta). 



I[^cterm'] xantJinrnus Cabanis, Mus. Hein., i, 1851, 185 (Venezuela; Guiana). 



[Icier us xantliornus] a. xanthornus Ridgway, Proc. LT. S. Nat. Mus., vii, July 29, 

 1884, 176 (in synonymy). 



llclerus'] xanthornus HcLAVER and Salvin, Nom. Av. Neotr., 1873, 36. 



Agelaius xanthornus Vieillot, Nouv. Diet. d'Hist. Nat., xxxiv, 1819, 543. 



Fs[arocolius] xanthornis Waglek, Syst. Av., 1827, Psarocolius, no. 15. 



[Or/o/i/.s] xanthorus Latham, Index Orn., i, 1790, 181. 



Icterus xanthorus Temminck, Cat. Syst., 1807, 47. 



[Oriolus'] mexicanus Linn^us, Syst. Nat., ed. 12, i, 1766, 162, no. 13 (not no. 8 !), 

 part (based on Xanthornus mexicanus Brisson, Orn., ii, pi. 11, fig. 2, and 

 Icterus minor nidum suspendens Edwards, Gleanings Nat. Hist., pi. 243, the 

 lHtter=7. leucopteri/x). — Boddaert, Tabl. PI. Enl., 1783, 1 (based on Carouge 

 da Mexique Daubenton, PI. Enl., pi. 5, tig. 1). 



Icterus mexicanus ^ONAVARTv,, Compt. Rend., 1853, 835. — Prevo.st and Lemaire, 

 Ois. Exot., p. 131, pi. 70, upper fig. 



Xanthornus nigrogularis Hahn, Vog. aus Asien, etc., pt. v, 1820, 1, pi. 1 

 ("Mexico.")— Bonaparte, Compt. Rend., 1853, 835. 



Icterus nigrogularis Lawrence, Ann. Lye. N. Y., ix, 1869, 271, in text (Trinidad; 

 Santa Marta; crit.). 



[Xanthornus'] linnxi Bonaparte, Consp. Av., i, June 20, 1850, 434 (Brazil; 

 Cayenne; "Antilles"). 



[Icterus xanthornus} f3. linnm Ridgway, Proc. U. S. Nat. Mus., vii, July 29, 1884, 

 176 (in synonymy). 



Icterus uuratus (not of Bonaparte) Cassin, Proc. Ac. Nat. Sci. Phila., 1867, 50 

 ("Mexico"). 



^ Six specimens. 



Specimens from Trinidad and Margarita Island, especially the former, have decid- 

 edly longer bills than those from the mainland. 



