ORDER MACROCHIRES. I71 



420^. Chordeiles virginianus chapmani (Coues). 



Florida Nighthawk. 



[Chordeiles popetue\ chapmani (Sennet, MS.) Coues, Auk, V. 



Jan. 1888, 37. 

 Chordeiles virgifiiaitus chapmani Scott, Auk, V. April, 1888, 186. 



[B— , C— , R 357^, C 401.] 



Geog. Dist. — Florida and the Gulf coast of Texas, south in winter 

 to South America. 



421. Chordeiles acutipennis texensis (Lawr.). 



Texan Nighthawk. 



Chordeiles texensis Lawr. Ann. Lye. N. Y. VI. Dec. 1856, 167. 

 Chordeiles acutipennis texensis Ridgw. in Baird, Brewer & Ridg- 

 WAY, N. Am. Birds, II. 1874, 406. 



[B 116, C 268, R358, C 402.] 

 Geog. Dist. — Southern border of the United States, from Texas 

 to southern California, north into southern Utah ; south to Cape St. 

 Lucas and Veragua. 



Suborder CYPSELI. Swifts. 



Family MICROFODID^. Swifts. 

 Subfamily CH-ZBTURIN-ffi. Spine-tailed Swifts. 



Genus CYFSELOIDES Streubel. 



Cypseloides Streubel, Isis, 1848, 366. Type, Hemiprocne fumi- 

 gata Natt. MS. 



422. Cypseloides niger (Gmel.). 



Black Swift. 



Hirundo nigra Gmel. S. N. I. ii. 1788, 1025. 

 Cypseloides niger Scl. P. Z. S. 1865, 615. 



