352 PALAMEDEID.E. ANATIDjE. 



Order ANSEKES. 



Family PALAMEDEID.E. 



Genus CHAUNA*. 



847. Chauna chavaria (Linn.). Crested Screamer. 

 Hab. Buenos Ayres. 



a. Presented by A. C. Maxwell, Esq., March 22, 1872. See 



P. Z. S. 1872, p. 603. 

 I. Presented by Higf ord Burr, Esq., F.Z.S., March 25, 1872. 



See P. Z. S. 1872, p. 603. 



c. Presented by Mrs. Wilson, Feb. 28, 1873. 



d. Purchased, Oct. 15, 1877. 



848. Chauna derbiana, Gray. .Derbian Screamer. 

 Hab. Northern coast of Columbia. 



a. Presented by Edward Greey, Esq., F.Z.S., July 29, 1863. 



See P. Z. S. 1863, p. 377. 



b. Purchased, JSTov. 16, 1865. Specimen described and 



figured, P. Z. S. 1864, p. 74, pi. xi., as Chauna nigri- 

 collis. See P. Z. S. 1865, p. 676, and 1866, p. 369. 



c. Purchased, June 27, 1866. 



d. e. Purchased, Jan. 29, 1871. From Cartagena. See 



P.Z.S. 1871, p. 102. 

 /, g. Purchased, Oct. 15, 1872. 

 h-j. Purchased, Dec. 31, 1873. 

 7c. Purchased, May 31, 1875. 

 I. Purchased, May 31, 1876. 



Family ANATID.E. 



Subfamily I. PLECTROPTERIN^E. 



Genus ANSERANAS. 



849. Anseranas melanoleuca, Less. Black-and- White Goose. 

 Hab. Australia. 

 a. Female. Purchased, June 19, 1855. 



* On the Anatomy of Chauna, see Grarrod, P. Z. S. 1876, 

 p. 189. 



