SEPT., 1910. BIRDS FROM COSTA RICA FERRY 281 



were several cave-like spaces, I saw what appeared to be a small, 

 yellow moth flitting about in one of these spaces. A moment later 

 I was surprised to see a bird of the above species hop into view. The 

 supposed wings of the moth were in reality the yellow thigh patches 

 of this bird. 



Pezopetes capitalis Cab. 



2 specimens. Vol. de Turrialba i 9 , i sex?. 



Found in vine-hung tree-tops. It seldom ventured into open view. 



Tiaris olivacea pusilla (Swains.'). 



9 specimens. Turrialba Station 2 9 ; Guayabo 2 d\ 3 9 ; Coli- 

 blanco 3 d\ 



A very characteristic bird about plantations, by roadsides and 

 in shrubbery at edges of clearings. Moves about in small flocks. 



Sporophila corvina (Scl.). 



2 specimens. Guayabo & ; Port Limon 9 . 

 Not common. 



Sporophila morelleti (Bonap.}. 



17 specimens. Turrialba Station i sex?, i cT ; Guayabo 7 d\ 

 6 9 , i sex ? ; Coliblanco i 9 . 



There are no fully adult males in the above series. 



A common bird in shrubbery and rank vegetation. The birds 

 rove about in small flocks, and there is seldom more than one adult 

 male seen among them often not one. 



Pheucticus tibialis Baird. 



i specimen. Coliblanco 6\ 



This specimen and one other the only ones seen. 



Saltator atriceps lacertosus Bangs. 

 i specimen. Guayabo cT. 

 These birds haunt shrubbery and are of a retiring disposition. 



Saltator magnoides medianus Ridg. 



5 specimens. Guayabo 4 9 ; Port Limon i cT. 



When compared with a series in the Field Museum collection the 

 above five birds are practically identical with the series. They 

 are undoubtedly S. m. medianus, notwithstanding the fact that 

 two specimens have the black jugular color interrupted. This fact 



