Islands of the Coast of Yucatan, ^"c. 255 



the winter months. The species is very rare in Guatemala, 

 but more common in Southern Mexico. 



^^46. ViREO OCHRACEUS, 



Vireo ochraceus, Salv. ; Salv. & Godm, Biol. Centr.-Am., 

 Aves, i, p. 201, 



Holbox I. (December) ; Mugeres I. (December) ; Rua- 

 tan I. 



Many specimens, covering the variation between V. ochra- 

 ceus and V. semiflavus. This species is widely, but sparingly, 

 distributed in Yucatan and Guatemala. 



Its absence from Cozumel Island is noteworthy ; perhaps 

 V. bairdi there takes its place, 



-f- 47. Cyclorhis flaviventris. 



Cyclorhis flaviventris, hah'. ; Salv. & Godm. Biol. Centr.- 

 Am., Aves, i. p. 211. 



Meco I. (November). 



These specimens agree with others from Northern Yucatan, 

 the C. f. yucatanensis, Ridgw. (Proc, U.S. Nat. Mus. 1886, 

 p. 519), a race we are not yet prepared to separate from 

 C. flaviventris. 



-^ 48. CVCLORHIS INSULARIS. 



Cyclorhis insularis, Ridgw. Proc. U.S. Nat. Mus. viii. 

 p. 566. 



Cozumel I. (January, April). 



A very distinct species, fully described by Mr. Ridgway. 



y^ 49. Ampelis cedrorum. 



Amjjelis cedrorum (Vieill.) ; Salv. & Godm. Biol. Centr.- 

 Am., Aves, i. p. 215. 



Cozumel I. (May). 



Several specimens of this migratory species, which reaches 

 Honduras in its southern migration, and visits the islands of 

 Cuba and Jamaica. 



"^50. Progne purpurea. 



Progne purpurea (Linn.) ; Salv. & Godm. Biol. Ccntr.-Am., 

 Aves, i. p. 223. 



Cozumel I. (May). 



