1918. CATALOGUE OF BIRDS OF THE AMERICAS CORY. 139 



Range: Venezuela, the Guianas, Trinidad to eastern and central 

 Brazil. 



2 : British Guiana. 



Chaetura andrei andrei* Berlepsch and Hartert. ANDRE'S SWIFT. 



Chaetura andrei BERLEPSCH and HARTERT, Nov. Zool., IX, 1902, p. 91 (Caicara, 

 Cumana, Venezuela). 



Range: Venezuela (Rio Ornioco and Cumana). 



Chaetura andrei meridionalis b Hellmayr. SOUTHERN SWIFT. 



Chaetura andrei meridionalis HELLMAYR, Bull. Brit. Orn. Club, XIX, 1907, p. 63 

 (Prov. Santiago, Argentina); HARTERT and VENTURI, Nov. Zool., XVI, 1909, 

 p. 224; DABBENE, An. Del Mus. Nat. Buenos Aires, XVIII, 1910, p. 422. 



Range: Argentina and north to central and eastern Brazil. 



Chaetura chapman! chapmani Hellmayr. CHAPMAN'S SWIFT. 



Chaetura chapmani HELLMAYR, Bull. Brit. Orn. Cl., XIX, 1907, p. 62 (Trinidad). 

 Range : Trinidad and Cayenne. 



Chaetura chapmani viridipennis d Cherrie. MATTO GROSSO SWIFT. 



Chaetura chapmani viridipennis CHERRIE, Bull. Am. Mus. N. H. t XVII, 1916, 

 p. 183 (Doze Octobes, Matto Grosso, Brazil). 



Range: Matto Grosso region, Brazil. 

 *Chaetura cinereiventris cinereiventris Sclater. ASH- VENTED SWIFT. 



Chaetura cinereiventris SCLATER, Cat. Am. Bds., 1862, p. 283 (Brazil); HARTERT, 



Cat. Bds. Brit. Mus., XVI, 1892, p. 485. 

 Chaetura cinereiventris cinereiventris RIDGWAY, Bull. U. S. Nat. Mus., No. 50, V, 



1911, p. 716, in key. 



Range: Eastern Brazil, 

 i: "Brazil." 



* Chaetura andrei andrei BERLEPSCH and HARTERT: Approaches C. cinereicauda 

 (CASS.), but tail shorter (33 or less, instead of 40 or more) ; spines much shorter (bare- 

 ly half as long) ; crown of head and back deep smoky brown (instead of black glossed 

 with steel blue) ; breast and abdomen deeper smoky brown and throat lighter, show- 

 ing a decided contrast between these parts, while in cinereicauda the under surface 

 is nearly uniform. Wing, 114-117; tail, 30-32; spines of tail, 1-2 mm. 



b Chaetura andrei meridionalis HELLMAYR: Similar to C. andrei andrei BERL. & 

 HART., but wings and tail much longer and bill larger. Wing, 128-135; tail, 39-42. 



e Chaetura chapmani chapmani HELLMAYR: Somewhat resembles C. pelagica 

 (LiNN.) from the United States with similar elongated spines of the tail feathers, but 

 differs in having the pileum and mantle glossed with steel blue (instead of sooty 

 brown) ; the throat smoky brown like the rest of the under parts (not whitish) and 

 rump and upper tail coverts rather paler. Wing, 120; tail, 48 mm. 



d Chaetura chapmani viridipennis CHERRIE: Similar to C. c. chapmani HELL- 

 MAYR, but larger and differs in having the pileum, mantle and wings grossed with 

 greenish (instead of steel blue). (Cherrie, I.e.). 



