Islands of the Coast of Yucatan, ^c. 257 



-^54. TaCHYCINETA ALBILINEA. 



Tachycineta albilinea (Lawr.) ; Salv. & Godm. Biol. Ceutr.- 

 Am., Aves, i. p. 235. 



Meco I. (November) ; Holbox I. (December) . 



Already recorded, from the islands off this coast^ where it 

 is doubtless a resident species. 



4-55. COTILE RIPARIA. 



Cotile riparia (Linn.) ; Salv. & Godm. Biol. Centr.-Am., 

 Aves, i. p. 240. 



Cozumel I. (May). 



A single specimen of this widely ranging species. It has 

 been recorded from a little further south at Yzabal, in 

 Guatemala, and from South America. 



^-56. CcEREBA CYANEA. 



Coereba cyanea (Linn.) ; Salv. & Godm. Biol. Centr.-Am., 

 Aves, i. p. 248. 



Cozumel I. (January, April). 



Several immature males and females. The species is com- 

 mon on the mainland, and occurs in Cuba. 



^ 57. Certhiola caboti. 



Certhiola caboti, Baird ; Salv. & Godm. Biol. Centr.-Am., 

 Aves, i. p. 251 ; Salv. Ibis, 1885, p. 189; Bidgw. Proc. U.S. 

 Nat. Mus. viii. p. 564. 



Holbox I. (December) ; Cozumel I. (January, April). 



Many specimens of both sexes. The Holbox Island birds 

 are both females, and agree with typical females from Cozu- 

 mel Island. 



— 58. EUPHONIA AFFINIS. 



Enphonia affints (Less.) ; Salv. & Godm. Biol. Centr.-Am., 

 Aves, i. p. 257. 



Cozumeh I. (January) . 



A pair of this species, agreeing with examples from ' 

 Northern Yucatan and British Honduras, which are rather 

 smaller than the birds of Nicaragua (typical), Guatemala, 

 and Mexico, and the male of slightly deeper purple on the 

 back. 



