630 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Adult male.— Length (skins), 171-187 (180); wing, 85-92.5 (89.6); 

 tail, 77.5-90 (84.7); exposed culmen, 15-18.5 (17); tarsus, 20-23 

 (21.3); middle toe, 11-12.5 (12.1).« 



Adult female.— Length (skins), 160-184 (172); Aving, 83.5-89 

 (86.2); tail, 73.5-86 (79.7); exposed culmen, 16-19 (17.3); tarsus, 

 20-21.5 (20.7); middle toe, 11-13 (11.8).^ 



States of Oaxaca (Ishuatan) and Chiapas (San Vicente; San Bar- 

 tolome; Chiapa; Ocozucuantla; Gineta Mountains), southern Mexico; 

 Guatemala (Nenton) ; Honduras (boundary between Honduras and 

 Nicaragua), and southward' to western Costa Rica (La Palma de 

 Nicoya; Bocaces). 



(?) Myiarchus cinerascens (not Tyrannula cinerasccns Lawrence?) Boucard, Proc. 



Zool. Soc. Lond., 1878, 64 (Punta Arenas, Costa Rica). 

 Myiarchus nuttingi Ridgway, Proc. U. S. Nat. Mus., v, Sept. 5, 1882, 395, (La 



Palma de Nicoya, w. Costa Rica; coll. U. S. Nat. Mus.). — Reichenow and 



ScHALOw, Joiirn. fiir Orn., 1884, 384 (reprint of orig. descr.). — Sclater, Cat. 



Birds Brit. Mus., xiv, 1888, 250 (Costa Rica). — Salvin and Godman, Biol. 



Centr.-Ani., Aves, ii, 1889, 92, part (La Palma de Nicoya, Costa Rica). — 



Allen, Bull. Am. Mus. N. H., iv, 1892, 346 (crit.).— Nel.son, Proc. Biol. 



Soc. "Wash., xvii, 1904, 37 (monogr.). 

 M[yiarchis] nuttingi Ridgway, Man. N. Am. Birds, 1887, 334. 

 [Myiarchus] nuttingi Shaepe, Hand-list, iii, 1901, 144, part. 

 Myiarchus cinerascens nuttingi Allen, Bull. Am. Mus. N. H., iv, Dec, 1892, 346 



(crit.). — American Ornithologists' Union, (^heck List, 2d ed., 1895, no. 



454a, part. 

 M[yiurchus] cinerascens nuttingi Rid(;way, Man. N. Am. Birds, 2d ed., 1896. 334, 



part. 



MYIARCHUS NUTTINGI BRACHYURUS (Ridgway). 

 OMETEPE FLYCATCHER. 



Similar to M. n. nuitingi in coloration, but decidedly larger. 



Adult male.— Length (skins), 174-194 (185); wing, 93-98.5 (95.9); 

 tail, 82-90 (85.2); exposed culmen, 19.5-20.5 (20.2); tarsus, 22-23 

 (22.6); middle toe, 13.5-14 (13.6).'^ 



a Seven specimens. 

 b Nine specimens. 



Locality. 



MALES. 



One adult male (type; sex erroneously determined?) from 



Costa Rica 



Six adult males from Cliiapas (5) and Oaxaca (1) 



FEMALES. 



Four adult females from Costa Rica 



Five adult females from Guatemala (1), Chiapas (3), and 

 Oaxaca (1) 



c Six specimens. 



Middle 

 toe. 



11 

 12.3 



11.6 

 11.9 



