GEOGRAPHICAL DISTEIBUTIOX. 



xvu 



E. Nearctic Region. 



Peculiar Genera. Peculiar Species. 



1. Tachycineta 2 



2. Hirundo 



3. Progne 2 



4. Petrochelidon 1 



5. Stelgidopteryx 1 



Total 







F. Neotropical Region. 



1. Tachycineta 



2. Hirundo 



3. Progne 



4. Atticora 1 



5. Petrochelidon 



6. Stelgidoptery.x . 



5 

 2 



6* 

 7 

 3 

 2 



Total 



1 



25 



The total number of species of Swallows is 109, divided under the following 

 heads :■ — 



Species. 



1. Chelidon 6 



2. Cotile 9 



3. Biblis 



4. Tachycineta 7 



5. Phedina 3 



6. Iln-undo 39 



7. Cheramoeca 1 



8. Progne 8 



9. Atticora 7 



10. Petrochelidon 10 



11. Psalidoprocne 10 



12. Stelgidopteryx 3 



109 



* /'/w/;;,' pvi-purtu is treated as u laircly Xearctic species, Ihougli it is saifl (o l.rccd williin Neolrnpical 

 limits. 



VOL. I. *^ 



