OCEANODROMA. 149 



1. Porto Sauto Island, Madeira Group, Hon. C. Having & W. R 



24th June (Padre Schmitz). O.ijilvie Grant, Esq. [P.]. 



1. I'orto Santo Island, 24th June. Padre Schmitz [C.l. 



1. Porto Santo Island, 20tli Dec. Padre Schmitz [C.J. 



Oceanodroma macrodactyla, Brijant. 



Oceanodroma macrodactyla, Salvm, Cat. Birds B. M. xxv. p. 351 (1896) ; 

 Anthony, Auk, 1898, p. 141 ; Sharpe, Hand-l. i. p. 121 (1899). 



The eggs of the Guiidaloupe Petrel in the Collection are much 

 stained, but a zone of pink specks round the thicker end is 

 clearly visible. They are broad ovals in shape, and measure 

 respectively: l-:i8 by 1-06; 1-36 by 1-04. 



2. Guadaloupe Island, Lower California, A. W. Anthony, Esq. ("P.! 



24th March. 



Oceanodroma socorroensis, C. H. Townsend. 

 (Plate XI. fig. 6.) 



Oceanodroma socorroensis, Saluin, Cat. Birds B. M. xxv. p. 352 ( 1896) ; 

 Anthomj, Auk, 1898, p. 141 ; .Skarpe, Hand-l. i. p. 121 (1899j. 



The eggs of the Socorro Petrel in the Collection are elliptical in 

 shape and white, marked with pink specks and dots at the broader 

 end. In one, these form a cap ; iu the other, an indistinct zone, 

 a few specks being also scattered over the shell. They measure 

 respectively 1'2 by '87 ; 1'2 by -9. 



2. San Benito Island, Lower California, A. W. Anthony, Esq. [P.]. 



12th July. 



Oceanodroma melania (Bp.). 

 (Plate XI. fig. 3.) 



Cymocliorea melania, Baird, Breioer S,- Ridgw. Water Birds N. Am. ii. 



p. 411 (1884). 

 Oceanodroma melania, Saloin, Cat. Birds B, J/, xxv. p. 353 (1896) ; 



Anthomj, Auk, 1898, p. 141 ; Sharpe, Hand-l. i. p. 121 (1899). 



The eggs of the Black Petrel are broad ovals, closely approaching 

 the elliptical form. They are smooth, glossless and plain white, 

 without a trace of markings. Four examples measure respectively ; 

 1-35 by ]-05; 1-37 by 1-07; 1-35 by 1-04; 1-35 by 1-03. 



1. San Benito Island *, lOth July (.<4. H'. Salvin-Godman Coll. 

 Anthoni/). 



3. San Benito Island, 12lh .July. A. W. Anthony, Esq. [P.]. 

 1. San Beniti) Island, 27th July {A. 11'. Salvin-Godman Coll. 



AnthuHi/). 



* A label acci)iii|)aiiyiiig tliir; egg ascribes it to 0. somrroeiisi^':, but obvious) v 

 by an oversight. 



