BUTEOGALLUS. — BUTRERON. 
517 
BUTEOGALLUS (subgen. Buteonis) Lesson, Traité Ornith. 1831. 83. = Buteo 
CUVIER. 
aequinoctialis Gray, Handlist Birds I. 9. = Buteo aequinoctialis Gray. 
busarellus Bonaparte, Conspectus Avium I. 17. = Buteo nigricollis Vieill. 
buson Bonaparte, Conspectus Avium I. 17. = Buteo aequinoctialis Gray. 
cathartoides Lesson, Traité Ornith. 83. =■ Buteo aequinoctialis Gray. 
nigricollis Strickland, Ornith. Syn. I. 43. = Buteo nigricollis Vieill. 
BUTEOLA DuBus. Bonaparte, Compt. rend. 1855. XLL 651. = Buteo Cuv. 
brachyura Bonaparte, Compt. rend. 1855. XLL 651. = Buteo albifrons Schleg. 
Cabanisi Gray, Handlist Birds I. 30. = Buteo Cabanisi Sciileg. 
insignata Bonaparte, Compt. rend. 1856. XLIL 956. — Buteo insignatus Cass. 
minuta v. Pelzeln, Wiener Sitzgsber. 1862. XLIV. 14. = Buteo Cabanisi 
Schleg. 
BUTHRAUPIS (Thraupinae. — ßouc grandis, ^pauTCiç nom. propr.) Cabanis, Mus. 
Heine. 1851. 1. 29. ~ Thraupis Boie. 
Enthält die grössten Formen der Familie und unterscheidet sich ausserdem 
von Thraupis durch den kurzen starken höhern Schnabel, etwas abgerundeten 
Schwanz, Färbungsverschiedenheit u. s. w. 
Arcaei Sclater et Salvin, Proceed. Zool. Soc. 1869. XXXVII. 439. Tb. 31. 
= Thraupis Arcaei. 
chloronota Sclater, Proceed. Zool. Soc. 1854. XXII. Tb. 64. = Thraupis 
chloronota. 
cucnllata Gray, Handlist Birds IL 62. = Thraupis curcullata. 
Edwardsi Elliot, Nouv. Ann. Mus. L Bullet. 77. Tb. 4. Fig. 2. = Thraupis 
Edwardsi. 
eximia Cabanis, Mus. Heine. I. 29. = Thraupis eximia. 
montana Cabanis, Mus. Heine. L 29. = Thraupis montana Bonap. 
BUTOR (Ardeidae) Swainson, Classific. Birds 1837. IL 354. = Ardea Lin. 
Bill as in Ardea. Face naked. Legs almost or quite feathered to the knees. 
Inner toe considerably longer than the outer. Claws long, slender, very slightly 
curved. Anterior scales transverse. The grallatorial type. 
americana Swainson, Classific. Birds II. 354. = Ardea egretta Gmel. 
exilis Swainson, Classific. Birds II. 354. = Ardea exilis Gmel. 
lentiginosus Jardine, Brit. Birds III. 147. — Ardea freti hudsonis Schleg. 
minutus Swainson, Classific. Birds II. 354. Ardea minuta Lin. 
phaëton Lesson = Ardea heliosylos Less. 
stellaris Swainson, Classific. Birds 11. 354. = Ardea stellaris Lin. 
BUTORIDES (Ardeidae) Blyth. Bonaparte, Conspectus Avium 1855. II. 128. = 
Ardea Lin. 
Pedes breves: tibiis fere omnino plumosis: digitis baud elongatis, interno bre- 
vissimo! Collum breve, crassulum. Ralliformes. 
atricapilla Bonaparte, Conspectus Avium IL 129. = Ardea atricapilla Afz. 
brevipes Bonaparte, Conspectus Avium II. 129. — Ardea atricapilla Afz. 
bnmnescens Lawrence, Ann. Lyc. New York. 1860. VII. 271. = Ardea 
brunnescens Lemb. 
chloriceps Bonaparte, Conspectus Avium II. 129. = Ardea javanica Horsf. 
javanicus Blyth, Catal. Birds asiat. Soc. 281. = Ardea javanica Horsf. 
macrorhynchus Bonaparte, Conspectus Avium II. 131. = Ardea macror- 
hyncha Schleg. 
patruelis Bonaparte, Conspectus Avium 11. 130. — Ardea javanica Horsf. 
stagnatilis Bonaparte, Conspectus Avium II. 130. — Ardea javanica Horsf. 
virescens Bonaparte, Conspectus Avium II. 128. = Ardea virescens Lin. 
BUTEEHON (Columbidae) Reichenbach, Columbariae 110. — Bonaparte, Con- 
spectus Avium 1859. II. 9. = Treron Vieill. 
Rostrum fere vulturinum, elongatum, fere omnino corneum: orbitae nudae: 
alae elongatae, amplae; remigum tertia interne subemarginata: cauda rotundata. 
Capellii Bonaparte, Conspectus Avium II. 9, = Treron CapelUi Blyth. 
