l&SO.] SPECIES OF ANATID/E. 609 



On the species of this genus my previous notes (P. Z. S. 18G4, 

 p. 299, et 1866, p. 148) should be consuUeJ, 



1. Dendrocycna viduata (Linn.). White-faced Tree-Duck. 

 Dendrocygna viduata, Scl. et Salv. P. Z. S. 18/6, p. 376. 

 Hab. South America, Africa, and Madagascar. 



The Wliite-faced Tree-Duck was first received from Brazil in 1835, 

 and again in 18G2, when Mr. Christie sent us examples. We have 

 since obtained many specimens. 



2. Dendrocycna AUTUMNALis (Linn.), Red-billed Tree-Duck. 

 Dendrocygna autumnalis, Scl. et Salv. P. Z. S. 1876, p. 373. 

 Hab, Mexico and Central America. 



This Tree-Diick is enumerated in the first list of animals given in 

 the Council's Report for 1831 (p. 22). We have since received 

 many specimens of it. 



3. Dendrocycna discolor, Scl. et Salv. Southern Red-billed 

 Tree-Duck. 



Dendrocygna discolor, Scl. et Salv. P. Z. S. 1876, p. 375. 

 Hab. South America. 



Received from Para in 1874 (see P. Z. S. 1864, p. 299), and since 

 frequently exhibited. 



4. Dendrocycna arborea (Linn.). Black-billed Tree-Duck. 

 Dendrocygna arborea, Scl. et Salv. P. Z. S. 18/6, p. 375. 

 Hab. West Indies. 



Recorded in the list of animals of 1831, and frequently received 

 since. 



5. Dendrocycna GUTTULATA, Miill. Miiller's Tree- Duck. 

 Dendrocygna guttulata, Scl. P. Z. S. 1864, p. 300. 



Hab. Moluccas. 



Not yet imported, so far as I know. 



6. Dendrocycna fulva (Gm.). Fulvous Tree-Duck. 

 Dendrocygna fulva, Scl. et Salv. P. Z. S. 1876, p. 373. 

 Hab. Mexico and Brazil. 



Our first examples of this Tree-Duck were obtained in 1867 (see 

 P. Z. S. 1867, p. 687). Two others were obtained in 1871. In 

 1872, as above mentioned, the oidy instance of ducks of this genus 

 breeding took place. Mr. C. Bartlett has furnished me with the 

 following note on this subject : — 



" The Fulvous Tree-Ducks bred in the Gardens in the north pond 

 in August 1872, while under my charge. Tlie nest was upon the 

 ground and was domed, the dome being formed of the long grass 

 surrounding the nest. This is the only instance I know of any of 

 the water-fowl building a dome over its nest. Many of the common 



