52 NORTH AMERICAN BIRDS EGGS. 



[101.] Bulwer Petrel. Bulweria bulweri. 



An eastern Atlantic species which is only an accidental visitant to our shores. 

 They breed on the Madeira Islands where the eggs are laid in crevices among the 

 rocks or in burrows in the ground. Size 1.75 x 1.55, white. 



[102.] Pintado Petrel. Daption capensfs. 



This is the Cape Pigeon of the southern hemisphere. It has only accidentally 

 occurred on our coast. 



103. Least Petrel. Halocy plena microsoma. 



Range. Pacific coast of America from Lower California to Panama. The 

 Least Petrel is the smallest of this family, in length measuring only 5. 75 inches. 

 Their plumage is entirely dark sooty. They have been found breeding on San 

 Benito Island, Lower California, and they probably do on others farther south. 

 The single egg that this bird lays is white with a wreath of fine black specks 

 around one and sometimes both ends. Data. San Benito Is., Lower Califor- 

 nia, June 12, 1897. No nest, the egg being simply laid on the bare rock in a 

 crevice. Size 1.00 x .75. Collector, A. W. Anthony. 



104. Stormy Petrel. Procellaria pe lagica 



North Atlantic Ocean chiefly on the European side, wintering south to New 



Brunswick. Smallest of the white rumped, black petrels ; 5.75 inches in length. 



This species is the one originally called "Mother 



Gary's Chicken" by the sailors. They nest abundantly 



on many of the islands off the coasts of Europe and the 



/ British Isles, laying their single egg either in burrows 



L or crevices among the cliffs. Data. Coast of County 



. Kerry, Ireland, June 1, 1895. Single egg laid at the end 



of burrow in a sea cliff. Size 1.05 x .80 ; white with a 

 wreath of verv fine dots about the larger end. Collector, 

 G. H. McDonald. 

 [White.] 



105. Forked-tailed Petrel. Oceanodroma furcata. 



Range. North Pacific from California to Alaska, breeding in the Aleutians. 



These birds have a plumage of bluish gray, the wings being darker and the 

 underparts lightest. The nests are made in burrows or crevices in the banks. 

 Data. Uniak Is., Alaska, June 10, 1900. No nest. Single egg laid at the end 

 of a burrow. Several pairs nesting near. Egg white with a fine wreath of pur- 

 plish black specks about the large end. Size 1.25 x .95. 



