Petrels 



, 104. 



104. Siormy Petrel; Mother Carey's Chicken(7'r:>' 



cellaria pdagica). L. 5.5. j^ds. Sooty black, bruwn- 

 er below; upper tail coverts white, tipped -with hla-.':. 



Rnire. — Nor.'" Atlantic; winters south to western Africa and New 

 Brunswick. 



106. Leach Petrel^ Stormy Petrel [Oceanodroma 

 Imcorhoa). L. 8.. W. 6.3. /ids. Tailforked; above 

 sooty brownish black; below browner; lessor wing ccv- 

 fTts ^rayiihhTo-am; longer upper tail coverts not tipped 

 with black. Notes. An elfln-like crow of eight notes. 



Range. — North Atlantic and ;Noiifl Pailfici bretds frOm Maine to 

 Greenland and ttficn farAllone 1o Aleutian Islands; winters south io 

 Virginia and CallfornU. 



1 06. [. Guadalupfi Petrel (^Oceanodroma macro- 

 dactyla). L. 8.4; W. 6.4; T. 3.g, fork 1 in. deep. Ads. 

 Similar to O, Imcorhoa, but with much longer and 

 more deeply forked tail, larger feet, shorter bill, and 

 very broad dusky tips to the upper tail coverts. 

 (Ridgw. in Cat. B. M.) 



Range. — Pacific Ocean; (Ciuadalupe Island, Lower California.) 



107. Black Petrel, {Oi^eanudroma. melania.) L. 9. 



Ads, Sooty black, paler below; wing-coverts grayisii, 

 tail forked. 



Range. — South Padfic, north to Santa Barbar* Islands) brteds or 

 Cotuuadfs Islands, southern C4llfomla, 



1O8.I Sooorro Petrel [Oceanodroma socorroensis). 

 W. 5.5. Ads. Similar to No. ToR, hut wings longer; 

 tail shorter and less deeply forked; sides of rump 

 whitish; no white on under surface of wing. (Towns.) 



Range, — Pacific Ocean; (Socorro Island, souttiem CaUtomla.) 



1 09. Wilson Petrel; Stormy Petrel [Oceanttes 



oaanicus). L. 7. Ads. Webs of feet with yellow 

 patch: tail not forked; longer upper tail coverts not 

 tipped with black. Notes. A weak weei, ■weet, and a 



hoarse Chattering patut-tu-mk-eHk-tu-fu, (Wilson.) 



Ran^e- Atlantic Ocean; breads In Southern saax, (Kergualen Is' 



land In February) , and inlvTat#s north to Ntwfuundland, spending 

 •iummer off coast of eastern United States. 



66 



