﻿[ 5*o ] 



N< 





Lr E N U S AL1 V. 



S W A 



. L L O W. 



I. 



Chimney Sw. 



N° 20. 



Afh-bellied Sw. 





Var. A. 



21. 



Violet Sw. 



2. 



Otaheite Sw. 



•22. 



Chalybeate Sw. 



3- 



Martin. 



23- 



Purple Sw. 





Var. A. 



24. 



Canada Sw. 



4- 



Panayan Sw. 



2 5- 



Brafdian Sw. 



5- 



Rufous-bellied Sw. 



26. 



Brown-breafted Sw. 



6. 



Cape Sw. 



27. 



White-winged Sw, 



7- 



Senegal Sw. 





Var. A. 



8. 



White-bellied Sw. 



28. 



Efculent Sw. 



9- 



Ambergris Sw. 



29. 



Wheat Sw. 



IO. 



Sand Martin. 



3°- 



Grey-rumped Sw. 



ii. 



Rock Sw. 



3 1 - 



Rufous-rumped Sw 



12. 



Crag Sw. 



3 2 - 



Aculeated Sw. 



T 3- 



Daurian Sw. 





Var. A. 



14. 



Red-headed Sw. 





Var. B. 



15. 



Aoonalafhka Sw. 



33- 



Sharp-tailed Sw. 



16. 



Rufous-headed Sw, 



34- 



Swift. 



«7- 



Black Sw. 



35- 



Chinefe D°. 



18. 



St. Domingo Sw. 



36- 



White-bellied D°. 



*9- 



Peruvian Sw, 



37- 



White-collared D°. 



BIRDS of this genus have a fhort bill, broad at the bafe, 

 fmall at the point, and a little bending. 

 Noftrils open. 



Tongue 



