Islands of the Coast of Yucatan, ^c. 377 



Anatid.e. 

 Three species of Ducks were found on Cozumel Island, 

 viz. : — 



171. Dendrocygna autumnalis. 

 -t-172. Cairina moschata. 



■^ 173. QUERQUEDULA DISCORS. 



COLUMBID^. 

 -f 174. COLUMBA LEUCOCEPHALA. 



Columba leucocephala, Linn. ; Salv. Ibis, 1885, p. 193. 



Cozumel I. ; Ruatan I. 



Apparently a common bird in both the above islands. 



4^175. Zenaidura carolinensis. 



Zenaidura carolinensis (Linn.) ; Baird, Brew., & Ridgw. N. 

 Am. B. iii. p. 383. 



Cozumel I. 



A single specimen. 



~+176. Zenaida amabilis. 



Zenaida amabilis, Bp. ; Boucard, P. Z. S. 1885, p. 458. 



Holbox I. ; Mugeres I. 



Many specimens, not differing from the typical form of 

 this widely spread West-Indian species. It also occurs on 

 the adjoining mainland. 



-f 177. Melopelia leucoptera. 



Melopelia leucoptera (Linn.) ; Boucard, P. Z. S. 1883, 

 p. 459. 



Mugeres I. ; Cozumel I. 



A well-known species on the mainland. 



Y-178. CnAMiEPELIA PASSERINA. 



Chamapelia passerina (Linn.) . 



Columbigallina passerina, Bidgw. Proc. U.S. Nat. Mus. viii. 

 p. 581. 



Holbox I. ; Mugeres I. ; Cozumel I. 

 Many specimens. 



SER. VI. VOL. I. 2 c 



