1907. Foster.— Odsetv ations on Weights of Birds Eggs 319 



Great Black-backed Guee (Larus marinus\ 



Half hatched. 



Inch. Inch. Grains. 



3-12 x 2-15 = i,8o6£ 

 3*07 x 2-1 = 1,762^ 

 3-12 x 2-17 = 1,826^ 



Puffin [Fratercula arcticd). 

 Inch. Inch. Grains. Inch. Inch. Grains. 



(a) 2*45 X 17 = 969 (d) 2-25 X 1-65 x 827 



Great Crested Grebe {Podicipes cristatus). 

 Inch. Inch. Grains. Inch. Inch. Grains. 



(a) 2-co x 1-4 = 501 (b) 2-15 x i'47 = 620 



2-oo x 1-37 = 489 

 2-05 x 1-35 = 498 



STORM-PETREE {Procellaria pelagicd). 



Inch. Inch. Graius. Inch. Inch. Grains. 



(a) vi x -82 = 103^ (b) ro6 x 79 = 91 



Hillsborough, Co. Down. 



IRISH SOCIETIES. 



ROYAL ZOOLOGICAL SOCIETY. 



Recent gifts include a Cormorant, a Stag, and a Black-headed Gull 

 from Mr. R. M. Barrington, a Cockatoo from Mrs. Baker, a Mayoore 

 from Miss D. Barton, a pair of Otters from Mr. J. W. B. Lindon, a pair 

 of Ravens from Lieutenant-Colonel Edge worth -Johnstone, and a 

 Macacque from Mr. W. Bxshaw. A Chimpanzee, three yellow Baboons 

 and three Lemurs have been purchased. Two golden Agoutis have been 

 born in the Gardens. The Society has sustained a great and unexpected 

 loss in the death of the young Indian Elephant, " Padmahati." 



BELFAST NATURALISTS' FIELD CLUB. 



The Proictdings for 1906-7 have been issued, and we congratulate the 

 Club on having at last pulled up the arrears into which their publication 

 fell some six or seven years ago. The present part concludes the sixth 



