ORDER MACROCHIRES. I71 



420 b. Chordeiles virginianus chapmani (Coues) . 

 Florida Nlghthawk. 



[Chordeiles popetue] chapmani (Sennet, MS.) CouES, Auk, V. 



Jan. 1888, 37. 

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



[B— , C— R3S7^, C401.] 



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, IL 1874, 406. 



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

 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 MICROFODIDiE. Swifts. 

 Subfamily CH.S!TURIN.a!. Spine-tailed Swifts. 



Genus CYPSELOIDES 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 7iiger ScL. P. Z. S. 1865, 615. 



