Petrels 



93. Black-capped Petrel (/Estrelata hasitata}. L. 

 16. Ads. Above sooty brown; back of neck and up- 

 per tail coverts white\ base of tail white. 



Range. Tropical Atlantic; irregular in United States (Florida, Vir- 

 ginia, New York, Kentucky, Vermont, and Ontario.) 



J 03. Least Petrel (Halocyptena microsoma}. L. 5. 7. 

 Ads. Sooty blackish brown, lighter below. 



Range. "Coast of Lower California south to Panama." (A. O. U-) 



105. Forked-tailed Petrel (Oceanodroma Jurcata}. 

 L. 8. 7. Ads. Tail forked; bluish gray, wings 

 darker; a blackish space about eye. 



Range. North Pacific; breeds in Aleutian Islands; recorded north 

 to Bering Strait; winters south to California. 



105.1. Kaeding Petrel (Oceanodroma kaedingi}. 

 W. 6. Ads. Similar to O. leucorrhoa, but much 

 smaller with much less deeply forked tail. (Anthony.) 



Range. Pacific Ocean; (Socorro Islands, Lower California.) 



105. 



I 08. Ashy Petrel (Oceanodroma homocl)roa\ L. 8. 5. 

 Ads. No white on rump; tail forked; sooty black 

 above, browner below; wing coverts grayish. 



Range. "Co-' c; t of <^aliforn!a; breeds on ths Santa Barbara and 

 Farallone Islands." (A. O. U.) 



108. 



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