392 FIELD MUSEUM OF NATURAL HISTORY ZOGLOGY, VOL. XIII. 



Notharchus hyperrhynchus leucocrissus CHAPMAN, Bull. Am. Mus. Nat. Hist. 



XXXVI, 1917, p. 340, crit. (Honda, Colombia). 

 (?) Bucco dysoni STONE, Proc. Acad. Nat. Sci. Phila., 1913, p. 199 (Manimo 



R., Venezuela). 

 Notharchus napensis SCLATER, Cat. Am. Bds., 1862, p. 269 (Napo, Ecuador). 



Range: Western Ecuador; northern Venezuela; Colombia, and 

 eastern Panama. 



4: "W. Ecuador (Riccado)" i; Venezuela (Encontrados) i; Colom- 

 bia 2. 



*Notharchus hyperrhynchus dysoni (Sclater). DYSON'S PUFF-BIRD. 



Bucco dysoni SCLATER, Proc. Zool. Soc. Lond., 1855, p. 193 (Honduras) ; Id,, Mon. 

 Jacamars and Puff-birds, 1882, p. 67, pi. 21; Id., Cat. Bds. Brit. Mus., XIX, 

 1891, p. 182, part (Honduras; Guatemala; Nicaragua; Chiriqui, Panama), 

 SALVIN and GODMAN, Biol. Centr.-Am., Aves, II, 1896, p. 511 (Central 

 America). 



Notharchus hyperrhynchus dysoni RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VI, 

 1914, p. 376, part (Central America and Mexico). 



Range: Southeastern Mexico (Oaxaca and Chiapas); Guatemala; 

 British Honduras; Honduras; Nicaragua; Costa Rica, and western 

 Panama. 



i: "Panama." 



*Notharchus swainsoni (Gray and Mitchell}. SWAINSON'S PUFF-BIRD. 



Bucco swainsoni GRAY and MITCHELL, Gen. Bds., I, 1846, p. 74, pi. XXVI 

 (Brazil); SCLATER, Mon. Jacamars and Puff-birds, 1882, p. 73, pi. 23; Id., 

 Cat. Bds. Brit. Mus., XIX, 1891, p. 183; DABBENE, Bol. Soc. Physis, I, No. 

 6, 1914, p. 322 (Paraguay and Missiones, northeastern Argentina). 



Notharchus swainsoni CABANIS and HEINE, Mus. Hein., IV, I, 1863, p. 151; 

 RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VI, 1914, p. 376, in key. 



Range: Southeastern and southern Brazil, Paraguay and extreme 

 northeastern Argentina (Missiones). 

 i: Brazil ("Faz Cajoa"). 



*Notharcus pectoralis (Gray). BLACK-BREASTED PUFF-BIRD. 



Bucco pectoralis GRAY, Gen. Bds., I, 1846, p. 74, pi. 26 (no locality given); 6 

 SCLATER, Mon. Jacamars and Puff-birds, 1882, p. 75, pi. 24; Id., Cat. Bds. 

 Brit. Mus., XIX, 1891, p. 184; WYATT, Ibis, 1871, p. 374 (Magdalena Val- 

 ley, Colombia); BERLEPSCH, Journ. fur Ornith., 1884, p. 277 (Bucaramanga 

 Colombia); SALVIN and GODMAN, Biol. Centr.-Am., Aves, II, 1896, p. 513; 

 HELLMAYR, Proc. Zool. Soc. Lond., 1911, p. 1194 (Novita; Tado; Noanama, 

 Colombia). 



* Chapman states that two specimens from Honda, Colombia, agree with spec- 

 imens from eastern Panama and the Panama R.R., and also with one from Chone, 

 western Ecuador. 



b I suggest for the type locality Valley of the lower Magdalena River, Colombia. 



