740 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



male; length (skins), 121-153 (131) ; wing, 66-72.5 (69.3) ; tail, 42-69.5 

 (54.7) ; exposed culmen, 9.5-10 (9.7) ; tarsus, 17-19 (17.9) ; middle toe, 

 10.5-11.5 (10.9).^* 



Young male. — At first, precisely like the adult female in coloration, 

 the crimson crown-patch being assumed before the first general molt; 

 after the latter the plumage variously intermediate (according to age) 

 between that of the young and the fully adult male. 



Southern Mexico, in States of Oaxaca (Santa Efigenia; Tapana; 

 Sierra de Santo Domingo) and Chiapas (Huehuetan) , and southward 

 through Guatemala (Savana Grande; Volcan de Agua; Volcan de 

 Fuego; Retalhuleu; Medio Monte; Naranjo) and Nicaragua (Chon- 

 tales; Realejo; Granada; Managua; Sucuya) to Costa Rica (San 

 Jose; La Palma de San Jose; Tres Rios, near San Jose; Irazu; Dota; 

 San Mateo; Grecia; San Juan; Sabanillas; Guaitil; Escasu; Pozo 

 Azul de Pirris ; Pigres; La Palma de Nicoya ; Bebedero; LasTrojas; 

 Navarro; San Carlos; La Candelaria; Alajuela; Navarro; El Berilla; 

 Volcan de Miravalles). 



Pipra linearis Bonaparte, Proc. Zool. Soc. Lond., 1837, 113 ("Mexico"). — 

 Gould, Zool. Voy. "Sulphur," Birds, 1844, 40, pi. 20. 



P[ipra] linearis Hartlaub, Syst. Verz., 1844, 55 (Central America). — Gray, 

 Gen. Birds, i, 1847, 274. 



[Pipra] linearis Gray, Hand-list, i, 1869, 376, no. 5690. 



[Chiroxiphia] linearis Bonaparte, Consp. Av. i, 1850, 172. — Sclater and Salvin, 

 Noin. Av. Neotr., 1873, 55.— Sharpe, Hand-list, iii, 1901, 157. 



Chiroxiphia linearis Bonaparte, Notes Orn. Coll. Delattre, 1854, 88. — Sclater, 

 Cat. Am. Birds, 1862, 251 (Nicaragua); Cat. Birds Brit. Mus., xiv, 1888, 309 

 (Volcan de Agua, Volcan de Fuego, Medio Monte, and Savana Grande, Guate- 

 mala; Chontales, Nicaragua; Bebedero, Dota, San Juan, and Irazu district, 

 Costa Rica). — Sclater and Salvin, Ibis, 1859, 124 (Vera Paz, Guatemala; 

 Realejo and Granada, Nicaragua). — Salvin, Ibis, 1860, 100 (Pacific slope, 

 Guatemala); 1866, 203 (Pacific slope, Guatemala); 1872, 318 (Chontales, 

 Nicaragua); Cat. Strickland Coll., 1882, 321 (Guatemala). — Cabanis, Journ. 



a Seven specimens. 



According to the rather small series of adult males examined, those from Costa 

 Rica and Nicaragua have invariably more elongated middle rectrices than those from 

 Mexico and Guatemala, and, as a rule, a smaller and relatively narrower bill, but I am 

 imable to detect any difference in coloration. 



