414 PALAMEDEID^B. 



Order IX. PALAMEDE.E. 



Family PALAMEDEID^E. 

 Genus CHAUNA *. 



938. 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. 



b. Presented by Higford 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. 



e. Purchased, June 14, 1879. Eio de Janeiro. 

 f,g. Purchased, May 25, 1880. 



\ Purchased, April 12, 1882. 



939. 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, Nov. 15, 1865. Specimen described and 



figured, P. Z. S. 1864, p. 74, pi. XL, 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. 

 &. Purchased, May 31, 1875. 

 I. Purchased, May 31, 1876. 



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

 p. 189. 



