124 Field Museum of Natural History— Zoology, Vol. XIII. 

 Lurocalis nifiventris Tacz. Red- vented Nighthawk. 



Lurocalis rufiventris Taczanowski, Orn. Peru, I, 1884, p. 209 (Tambillo, Peru); 

 Hartert, Cat. Bds. Brit. Mus., XVI, 1892, p. 622; Chapman, Bull. Am. 

 Mus. N. H., XXXVI, 1917, p. 273 (Aguadita; Subia, Colombia). 



Range: Peru, Colombia and Venezuela. 



Genus UROPSALIS Miller. 



Uropsalis Miller, Bull. Am. Mus. Nat. Hist., XXXIV, 1915, p. 516 (Type 

 Hydropsalis lyra Bonap.). 



*Uropsalis lyra lyra (Bonap.). Lyre Nighthawk. 



Hydropsalis lyra Bonaparte, Consp. Av., I, 1850, p. 59 (Colombia). 

 Macropsalis lyre Hartert, Cat. Bds. Brit. Mus., XVI, 1892, p. 602, part. 



Range: Colombia, Ecuador and Venezuela. 

 I : ' 'South America. ' ' 



Uropsalis lyra peruana* {Berlepsch and Stolzman). Peruvian Night- 

 hawk. 

 Macropsalis lyra peruana Berlepsch and Stolzman, Omis, XIII, 1906, p. 121 

 (Chontopunco, Maracapata,*" Peru). 



Range: Peru. 



Uropsalis segmentata {Cassin). Cassin's Nighthawk. 



Hydropsalis segmentata Cassin, Proc. Ac. Piiila., 1849, p. 238 (Bogota, Colombia). 

 Macropsalis segmentata Hartert, Cat. Bds. Brit. Mus., XVI, 1892, p. 602; 

 Tacz., Orn. Peru, I, 1884, p. 233. 



Range: Colombia, Ecuador, Peru and Bolivia. 



Genus MACROPSALIS Sclater. 



Macropsalis Sclater, Proc. Zool. Soc. Lond., 1866, p. 143 (Type Caprimulgus 

 forcipatus Nicht. = Hydropsalis creagra Bonap.). 



Macropsalis kalinowskii" Berlepsch and Stolzman. Kalinowski's 



Nighthawk. 



Macropsalis kalinowskii Berlepsch and Stolzman, Ibis, 1894, P- 399 (Pariayacu, 

 near Maraynioc, central Peru). 



Range: Central Peru. 



» Uropsalis lyra peruana Berl. & Stolz.: Similar to M. I. lyra (Bonap.), but 

 differs in having the general plumage more reddish and the wings longer (male, 

 wing 198 mm). 



*» "Cuzco" given by Brabourne and Chubb (Bds. S. A., I, 1912, p. 99, No. 939). 



« Macropsalis kalinowski Berl, & Stolz.: Differs from M. I. lyra (Bonap.) and 

 M. segmentata (Cassin) in shape and coloration of the outer rectrices which are 

 shorter and narrower; the shafts and the outer web of the outer rectrix are almost 

 entirely white, while in M. lyra they are black, and in M. segmentata the shaft is 

 whitish, but the webs are blackish tinged with rusty or reddish (for other differences 

 see original description. I.e.). I have not seen this species. 



