PENELOPE. OKTALIS. 21 



The two eggs of the Helmeted Curassow in the Collection 

 measure respectively : 35 by 2-6 ; 3-48 by 2-42. 



2. Laid in confinement (Zool. Gould Coll. 



Gardens, London). 



Genus PENELOPE, Merrem. 

 Penelope pileata, Waghr. 



Penelope pileata. Grant, Cat. Birds B. M. xxii. p. 500 (1893) : Sharpe, 

 Hand-l. i. p. 18 (1899). 



The egg of the White-headed Penelope in the Collection measures- 

 2-95 by 2-05. 



1. Laid in confinement (Zool. Zool. Society. 



Gardens, London). 



Genus ORTALIS, Merrem. 

 Ortalis mfioauda (Jard,). 



Ortalis ruficauda, Grant, Cat. Birds B. M. xxii. p. 607 (1893) ; Sharpe, 

 Hand-l. i. p. 17 (1899). 



The egg of Jardine's Guan in the Collection measures 2-45 by 1"7. 



1. Tobago. Sahin-Godman Coll. 



Ortalis albiventris ( Wagl.). 



Ortalis albiventris, Forbes, Ibis, 1881, p. 357 ; Grant, Cat. Birds B. M. 

 xxii. p. 508 (1893) ; Sharpe, Sand-l. i. p. 17 (1899). 



The dimensions of the egg of the White-bellied Guan in the 

 Collection are 2-3 by 1-55. 



1. La Grande, Guatemala, 19th Salvia-Godman Coll. 



March. 



Ortalis maccalli, Baird, 



Ortalida vetula, var. maccalli, Baird, Brewer Sr Ridgw. N. Amer. Birds, 



iii. p. 398 (1874). 

 Ortalis vetula maccalli, Bendire, Life Hist. N. A. Birds, i. p. 119, pi. iii. 



fig. 16 (1892). 

 Ortalis vetula, pt.. Grant, Cat. Birds B. M. xxii. p. 612 (1893). 

 Ortalis maccalli, Sharpe, Hand-l. i. p. 17 (1899). 



The egg of the Lesser Grey-headed Guan in the Collection 

 measures 2'3 by 1"59. 



1. 1eTLas{Smiths. Inst). Salvin-Godman Coll. 



