302 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



of bill at base, 9.4-11.7 (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? 



ICoracias] xanthornus LiNNiEDS, Syst. Nat., ed. 10, i, 1758, 108 ("America"; 

 based on Pica luleo nigra varia Catesby, Nat. Hist. Carolina, iii, p. 5, pi. 5). 



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

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

 teryx).— Cab ASis, in Schomburgk's Reise Brit. Guiana, iii, 1848, 680.— Bur- 

 MEisTER, Syst. Ueb. Th. Bras., iii, 1856, 269.— Scla'tee, Cat. Am. Birds, 1862, 

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

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

 1886, 380.— Taylor, Ibis, 1864, 84 (Trinidad).— Cassin, Proc. Ac. Nat. Sci. 

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

 ScLATER 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, Colombia) .—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(Baranquilla, Colombia) .— 

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

 crit.). — Phelps, Auk, xiv, 1897,364 (Cumanacoa and Cumana, Venezuela).— 

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

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



Ilcterus] xanthornus Cabanis, Mus. Hein., i, 1851, 185 (Venezuela; Guiana). 



[Icterus xanthornus] a. xantJwtrnus Ridqway, Proc. U. S. Nat. Mus., vii, July 29, 

 1884, 176 (in synonymy). 



[Icterus] xani/iorritis Sclater and Salvin, Nora. Av. Neotr., 1873, 36. 



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



Ps[arocolius] xanthornis Wagler, Syst. Av., 1827, Psarocolius, no. 15. 



[Oriolus] xanthorus Latham, Index Orn., i, 1790, 181. 



Icterus xardhorus tEwaiTucK, Cat. Syst., 1807, 47. 



[Oriolus] mexicanus Linnaeus, 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 

 latter=/. leucopteryx) . — Boddaert, Tabl. PI. Enl., 1783, 1 (based on Carouge 

 du Mexigue Daubenton, PL Enl., pi. 5, fig. 1). 



Icterus mexicanus BovAP ARTE, Compt. Rend., 1853, 835. — Peevost 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 Bonap.^ete, Consp. Av., i, June 20, 1850, 434 (Brazil; 

 Cayenne; "Antilles"). 



[Icterus xanthornus] /3. linnsd Ridgway, Proc. U. S. Nat. Mus., vii, July 29, 1884, 

 176 (in synonymy). 



Icterus auratus (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 maijiland. 



