SEPT., 1910. BIRDS FROM COSTA RICA FERRY. 269 



Myiarchus lawrenceii bangs! Nelson. 



14 specimens. Turrialba Station, i sex?; Guayabo 8 6\ 4 9, 

 i sex?. 



Tyrannus melancholicus satrapa (Cab. & Heine}. 



12 specimens. Guayabo 7 d\ 5 9. 



A very common bird about plantations and in the vicinity of 

 dwellings. 



Muscivora tyrannus (Linn.}. 



3 specimens. Guayabo 3 6\ Not common. 



Pipridse. 



Corapipo leucorrhoa altera Hellmayr. 



i specimen. Guayabo d\ in immature plumage. 



Cotiiiffidae. 



Tityra semifasciata costaricensis Ridg. 



7 specimens. Guayabo 4 d\ 3 9. 



Tolerably common in flocks of three and four on heavily wooded 

 slopes. 



Pachyrhamphus versicolor costaricensis Bangs. 



1 specimen. Coliblanco i d\ 



Pachyrhamphus cinnamomeus Lawr. 



2 specimens. Guayabo, i d\ i 9. 



Erator albitorques (Du Bus}. 

 i specimen. Guayabo cT. 



Procnias tricarunculata (J. and E.Verreaux}. 



8 specimens. Vol. de Turrialba 7 d\ i sex?. 



Abundant in the heavy forest about the base of the Ash-cone. 

 They are seldom seen, but their remarkable notes are heard with 

 great frequency through the greater part of the day. A native 

 showed me a successful way of hunting these birds. It consisted in 

 going into a heavily shaded portion of the forest and remaining per- 



