322 
ON THE CLASSIFICATION OP BIRDS. 
quill longest. Tarsus very shorty feathered. The 
Old World. 
C. canorus. Selby, pi. 45***. f. 1. 
OxYLOPHUB, Sw. 284.6) Head crested. Bill slen- 
der, considerably and suddenly compressed from the 
nostrils, which are ovate : upper mandible entire. 
Wings moderate, rather pointed ; the fourth quill 
longest. Tropics of the Old World. 
O. Vaillantii. Z. 111. ii. 1.“?. cdolius. O.d’Af. v. 207. 
Erythbophrys, Sw. Head not crested. Nostrils oval. 
Wings lengthened, pointed, extending beyond the tail 
covers ; the third quill longest ; the second much 
shorter than the fourth. Tarsus moderate, naked. 
America : rear their own young. 
E. Carolinensis. Wilson, iv. 23. f. 1. 
Chalcites, Lesson. ( fig. 284. c) Plumage shining me- 
tallic green. Bill and general structure of Cuculas 
Tarsus very short, almost entirely plumed. Rump 
and upper tail covers soft. The Old World. 
C. auratus. O. d’Af. v. p. 210, 211. Vaillantii. W. Af. ii. 
Eudyn.vmys, H. and V. Bill strong, thick ; the under 
mandible not curved : the gonys distinctly angulated : 
upper mandible entire. Wings pointed. Feet very 
strong. The Old W orld. 
E. oi'ientalis. PI. Enl. 274. f. 1. australis. Part 5. No. 189. 
SUBFAM. COCCYZINA:. Huok-tiUed Cuciows. 
Wings short, rounded. Nostrils linear. Bill curved. 
