162 ANATIDJ3. 



Casarca cana (Gm.). 



Casarca cana, Sharpe, ed. Lay ard* s Birds S. Africa, p. 753 (1875-84); 

 Salvadori, Cat. Birds B. M. xxvii. p. 182 (1895) ; Sharp*, Hand-l i. 

 p. 216 (1899) ; Nehrk. Kat. Eiersamml. p. 244 (1899). 



The eggs of the South- African Sheld-Duek in the Collection are 

 bluntly pointed at both ends, without gloss, and of a pale cream- 

 colour. They measure 2-7 by 1-81 ; 2-65 by 1-83 respectively. 



1. Laid in confinement (Zool. Gardens, Salvin-Godman Coll. 



London). 

 1. Laid in confinement (Zool. Gardens, Crowley Bequest. 



London : Tristram Coll.). 



Casarca variegata (Gm.). 



'Casarca variegata, Harvie-Broivn, Ibis, 1874, p. 96 ; Butter, Birds Neiv 

 Zeal. 2nd ed. ii. p. 264 (1888) ; Salvadori, Cat. Birds B. M. xxvii. 

 p. 183 (1895) ; Sharpe, Hand-l. i. p. 216 (1899) ; Nehrk. Kat. Eier- 

 samml p. 244 (1899). 



The eggs of the New-Zealand Sheld-Duck are nearly elliptical in 

 shape, one end being very slightly more pointed than the other. 

 They are very smooth, fairly glossy, and pale cream-colour. Two 

 specimens measure respectively : 2*73 by 1*88 ; 2'75 by 1-94. 



2. [New Zealand.] Crowley Bequest. 



Casarca tadornoides (J. fy S.). 



Casarca tadornoides, Gould, Handb. Birds Austr. ii. p. 361 (1865) ; North, 

 Nests $ Eggs Austr. Birds, p. 338 (1889) ; Salvadori, Cat. Birds 

 B. M. xxvii. p. 185 (1895) ; Sharpe, Hand-l. i. p. 216 (1899) ; 

 Nehrk. Kat. Eiersamml. p. 244 (1899); Campbell, Nests fy Eggs 

 Austr. Birds, ii. p. 1030 (1901). 



The eggs of the Australian Sheld-Duck, or Mountain Duck, in the 

 Collection are elliptical in shape, fairly smooth, without gloss, and of 

 a pale cream-colour. They vary greatly in size, measuring respec- 

 tively : 2-75 by 1-9 ; 3'3 by 2-17. 



1. Gippsland, Victoria. F. A. Philbrick, Esq., K.C. 



1. Gawler Co., S. Australia (H. H. Crowley Bequest. 

 Hamilton: Tristram Coll.). 



Genus ANAS, Linn. 



Anas boscas, Linn. 



Anas boschas, Thien. Fortpflanz. ges. Vog. tab. Ixxix. fig. 4 (1845-54) ; 

 Baedeker, Eier Eur. Vog. tab. 68. fig. 5 (1855-63) ; Hewitson; Eggs 

 of Brit. Birds, ii. p. 407, pi. cxiii. fig. iii (1856) ; Salvin, Ibis, 1859, 

 p. 363 ; JRoss, Canad. Nat. vii. p. 152 (1862) ; id. Nat. Hist. Rev. 

 1862, p. 287 ; Dresser, Birds Eur. vi. p. 469 (1873) ; Baird, Brewer 



