C o n s id e rin g , n e x t in o rd e r, th e s ix Z o o -G e o g ra p h ic a l R e g io n s o f th e AVorlcl, we
h a v e th e fo llow in g r e s u lts :—
A. P al jear c t ic R eg io n .
Peculiar Genera. Peculiar Rjiecics.*
1. C h e l i d o n 0 1
2. C o t i l e .................................................. 0 1
3. B i b l i s 0 ()■
4. Hiru n d o .................................................. 0 5
Total . . . . 0 7
B. E t h io p i .an R e g io n .
1. C h e l i d o n .............................................. 0
2. C o t i l e ................................................... 0
3. B ib lis ........................................................ 0
4. P h e d in a ................................................... 1
5. IIiru n d o ................................................... 0
G. P e tro ch c lid o n ................................... 0
7. P sa lid o p ro cn c ................................... 1
Total . . . . 2
It
C
3
3
20
2
10
C. I n d ia n R e g io n .
1. C h e l i d o n .............................................. 0
2. C o t i l e .................................................... 0
3. B ib lis........................................................ 0
4. IliiTindo................................................... 0
5. P e tro c h c lid o n ........................................ 0
Total . . . . 0
2
I
1
1
10
1). A ustralian R e g io n .
1. I I i r u n d o .................................................... 0
2. Chcramceca.................................................... 1
3. P e tro c h c lid o n .............................................. 0
Total . . . . 1
* The nesting-area of a species is considered by us to be its true /io»i:‘.
t Chelidon albigena, a doubtful species, of which little is known.
E . N e .arctic R eg io n .
Peculiar Genera. Peculiar Species.
1. T a c h y c i n e t a ....................................... 0 ^
2 . i l i r u n d o ............................................. 0 0
3. P r o g n c ................................................... 9 2
1.. P e tro c lie lid o n 0 1
5. Stelgidoptcryx....................................... 0 1
Total . 0
E . N eo tro pica l R eg io n .
1. T a c h y c in e t a ...................................... 0
2. I l i r u n d o ............................................ 0
3. P r o g i i e .................................................. 0
-I. A ttic o ra ................................................. I
5. P etro ch c lid o n ....................................... 0
6. Stelgidopteryx ...................... 0
Total . . . . 1
T h e to ta l m itn h o r o f sp e c ie s o f Swallows is 109, d iv id e d u n d e r th e fo llow in g
h e a d s :—
Species.
1. C h e l id o n .......................................................... 6
2. C o t i l e ................................................................9
3. B i b l i s ................................................................G
4. T a c h y c in e t a .................................................... 7
5. P h e d i n a ..........................................................3
G. I I i r u n d o .................................................... 39
7. C h c r am iB c a .................................................... 1
8. P ro g n e ................................................................8
9. A t t i c o r a .......................................................... 7
10. Petrochclidon.................................................. 10
11. Psalidoprocne...................................................10
12. S te lg id o p t e ry x ...............................................3
109
limits.
Progne purpxirea is treated as a purely Nearctic species, though it is said to breed within Neotropical
VOL. I .