l 595 ]
G e n u s XC. P E T R E L.
the * T rue, with Noftrils contained in a Tube,
N° i. Giant P.
а. Brafilian P.
3. Black P.
V ar. A.
4. Grey P.
5. Glacial P.
б. White-breafted P,
7. Antarftic P.
8. Pintado P.
• V a r . A.
9. Fulmar P.
V a r . A. 1 .
N° 10. Cinereous P.
11. Shearwater P.
V ar. A.
12. Black-toed P.
13. Snowy P.
14. Brown-banded P.
15. Sooty P.
16. Fork-tail P.
17. Frigate P.
18. Stormy P,
V ar. A .
19. Diving P.
Noftrils diftinft.
22. Pacific P.
23. Dulky P.
* * Spurious, with the
20. Broad-billed P.
21. Blue P.
r F 'H E bill in this genus is ftrait, but bent at the end.
A Noftrils for the moft part contained in one tube j in a few
fpecies diftinft and feparate.
Legs naked a little above the knees.
Three toes placed forwards, and a fpur behind inftead of a
back toe *.
The 19th fpecies excepted, in which this laft character is wanting.
3 E 2 Quebran*
