168 



THALASSORMS LEUCONOTUS. 



Thai. — Corpore colloque ferrugineis ; illo atro transversim fasciato, dorsoque imo albo. 



FASCIATED DUCK. 



Duck, with the body and neck ferruginous ; the former transversely fasciated with black, ami 

 the lower part of the back white. 



IN. IN. 



Length 18 Outer toe 2^ 



Bill 1| Middle toe 2| 



Tarsi 1| Inner toe 2 



Head, upper part of the back, and flanks black ; the tip and a bar across each feather dull 

 brown; wing coverts black barred with ferruginous; neck light yellowish brown; belly rather 

 darker ; back and rump dirty white ; tail coverts and tail black, the former tipped with light 

 brown ; feet and bill black ; tail short ; very old birds have a whitish spot on each side behind the 

 base of the bill, and another smaller one on the chin. 



( languid leuconotus Smith. Cat. S. . J/ric. Mus. 



In the museum of the Zoological Society, said to have been received from the Cape of Good Hope. 

 The bill in this species approaches in form to that of Biziura. Since we described the above, 

 under another name, we have seen the specimens brought home by Dr. Smith from the ( 'ape, and 

 now exhibiting. As our specific appellation was not published, Ave have therefore adopted his. 



BIZ1URA LOBATA. 



Biz. Mas. — Ater, albo transversim et minute fasciatus; alis brunneis; mandibula inferiore caruncula 

 compressa. 



Biz. Fern. — Mare similis. seel caruncula caret. 



LOBATED DUCK. 



Male, black duck, minutely and transversely lineated with white ; wings brown ; inferior 

 mandibles with a compressed caruncle. 



Fern, duck similar to the male, but without the caruncle. 



IN, IN 



Length 33 Liner toe 3 



Bill If Outer toe 3| 



Tarsi 2 Middle toe 3| 



