758 
WAGELLUS. — XANÏHOLAEMA. 
unibrosus Cope, Proc. acad. Philad. 1875. 271. Spec. foss. [Amer. sept. 
Cathartes umbrosus Cope, 1. c. 
urbicola Desmurs. = Cathartes atratus Strickl. 
urbis incola Ricord. Cathartes atratus Strickl. 
urubu Vieillot, Ois. Amér. sept. I. Tb. 2. = Cathartes atratus Strickl. 
vulgaris Daudin, Tr. Ornith. 16. = Vultur fulvus Gmel., F. monachus L. 
WAGELLUS Gray, List Genera Birds 1840. = Fulmarus Leach. 
WALDENIA nigrita Sharpe, Ibis 1869. 461; Proc. Zool. Soc. 1870. 303. = 
Hirundo nigrita Gr. 
Rostrum robustum, elongatum, apicem versus compressum, dertro decurvato, 
gonyde vix ascendente, setis brevibus ad basin narium paucis; naribus oblongatis 
raargine superiore membrana obtectis. Alae longae, remige primo quartum aequante, 
secundo longissimo, tertio quam primus longiore. Cauda brevis, rectricibus duo- 
decim, externarum pogonio interno graduatim apicem versus attenuate, externis paulo 
productis. Pedes robusti, tarsis scutellatis digitis lateralibus aequilongis, haliucem 
vix aequantibus. 
WEEBONGIA albiventer Lesson 1845. = Amadina castaneothorax Gr. 
WILSONIA Bonaparte, Comp. List Birds 1838. = Setophaga mitrata, S. pusilla. 
Bonapartei, minuta Bonaparte, ibid. = Setophaga canadensis^ S, minuta. 
XANCLOSTOMUS. = Zanclostomus. 
XANTHOCEPHALUS Bonaparte, Consp. Av. L 431; Compt. rend. 1853. XXXVII. 
832. — Baird, Birds NAmerica 531. = Agelaius V. 
Bill conical, the length about twice the height; the outlines nearly straight. 
Claws all very long; much curved; the inner lateral the longest, reaching beyond 
the middle of the middle claw. Tail narrow, nearly even, the outer web scarcely 
widening to the end. Wings long, much longer than the tail; the first quill 
longest. 
icterocephalus Baird, Birds NAmer. 531. = Agelaius xanthocephalus Swains. 
perspicillatus Bonaparte, Consp. Av. I. 431. = Agelaius xanthocephalus Swains. 
XAK'THOCITTA Bonaparte. — Cabanis, Mus. Heine. I. 223. = Cyanocorax Boie. 
cyanocapilla Cabanis, 1. c. = Cyanocorax cyanocapillus Cab. 
luxuosa Cabanis, 1. c. 224. — Cyanocorax luxuosus Dub. 
peruviana Cabanis, 1. c. 223. = Cyanocorax yncas Gr. 
XANTHODINA (Fringillidae) Sundevall, Gefvers. vet. Förhdlg. 1850. 127. 
Passer L. 
Synon.: Xanthodira Sundev. 
albigularis v. Heuglin, Journ. Ornith. 1868. 82. = Passer albigularis. 
dentata Sundevall, Gefvers. vet. Förhdlg. 1850. 127. = Passer dentatusBp. 
fiavicollis Sundevall, Method. Av. 32. = Passer flavicollis. 
flavigula Sundevall, Gefvers. vet. Förhdlg. 1850. 98. — Passer petronella. 
petronioides Cabanis, Mus. Heine. L 157. = Passer petronella. 
pyrgita v. Heuglin, Journ. Ornith. 1868. 80. = Passer pyrgita, 
XANTHOLAEMA Bonaparte, Compt. rend. 1854. — Marshall, Capitonidae. — 
Megalaema Gr. 
australis Gray, Handlist II. 174. = Megalaema australis Gr. 
Duvauceli Gray, Handlist II. 174. = Megalaema Duvauceli Schl. 
haemacephala Marshall, Capitonidae V. = Megalaema iikilippensis Gr. 
indica Jerdon, Ibis 1872. II. 12. = Megalaema philippensis Gr. 
Lathami Gray, Handlist II. 174. = Megalaema rubricapilla Gr. 
malabarica Marshall, Capitonidae VI. Tb. 46. Megalaema malabarica Bp. 
philippensis Bonaparte, Compt. rend. 1854. = Megalaema philippensis Gr. 
Rafflesi Gray, Handlist II. 174. = Megalaema philippensis Gr. 
