202 MATHEWS — Birds of North and North-West Australia, 



91. Anas superciliosa rogersi. Black Duck. 



Anas superciliosa rogersi Mathews. Austral. Av. Rec. 

 Vol. I., p. 33, 1912, Augusta, South-west Australia. 



No. 219—5. Length. 19 inches (14/7/8(5). 



No. 260— $. Length, 21.7 inches (2/9/86). 



Irides, clear brown; bill, upper mandible, leaden olive, 

 olive on basal portion of culmen; a spot over each nostril, and 

 the nail black; lower mandible, olive brown, the bill bordered 

 near the feathers with a. black line; legs and feet, brown 

 ochre; webs, darker. , 



No. 264— 2 . Length, 20.7 inches (3/9/86). 



Irides, brown; bill, upper mandible, leaden olive, stripe 

 on the cutting edge, a spot under each nostril, and the nail, 

 black; lower mandible, lead colour, the basal half and the 

 Bkin black; legs and feet, ochre brown, tinged with blue on 

 the front of the tarsus. , 



H- Virago castanea rogersi. Western Teal. 



Nettion castaneum rogersi Mathews. Austral. Av. Rec. 

 Vol. 1., p. 86, 1912, North-West Australia. 



No. 263— 2 . Length, 15.9 inches (16/7/86). 



No. 333— $ . Length 17.3 inches (16/9/86). 



92. Malacorhynchus membranaceus. Pink-eared Duck. 



Anas membranacea Latham. Index. Ornith, Suppl. p. 

 LXIX, 1801, New South Wales. 



No. 479— 5 . Length, 15.3 inches (31/10/86). 



Irides, brown; bill, lead, becoming lighter at the base of 

 the upper mandible; lower mandible, light lead, with the api- 

 cal third, whitish, the membrane black; tarsi and toes, light 

 lead, darker on the joints, the webs, except just near the toes, 

 dark lead. 



No. ,480— $. Length, 16.5 inches (31/10/86). 



No. 481— $ . Length, 15.4 inches (31/10/86). 



No. 483— $ . Length, 15.9 inches 31/10/06). 



Its flight is very powerful and swift, and it has a peculiar 

 whistling note while flying or when disturbed. They are 

 easily procured, being by no means wary. They are excellent 

 eating. They are very'fat, but their crops contained nothing 



