16 Bulletin American Museum of Natural History [Vol. XLVIII 



Centurus uropygialis uropygialis Baird 

 Gila Woodpecker 

 Tiburon Island, April 13, one specimen. 



Colaptes chrysoides chrysoides Malherbe 

 Gilded Flicker 

 Agua Verde Bay, April 2 and Miraflores, May 17, two specimens. 



Colaptes chrysoides mearnsi Ridgway 

 Mearn's Gilded Flicker 

 Tiburon Island, April 13, one specimen. 



Phalaenoptilus nuttalli californicus Ridgway 

 Dusky Poor-Will 

 Miraflores, May 4, one specimen. 



Chordeiles acutipennis inferior Oberholser 

 San Lucas Nighthawk 

 Miraflores, May 19, one specimen. 



Calypte cost* (Bourcier) 

 Costa's Humming-bird 

 Cerros Island, March 10 and 12, Santa Maria Bay, March 18, 

 Agua Verde Bay, April 1, San Josef Island, April 1, ten specimens. 



Calypte anna (Lesson) 



Anna's Humming-bird 



Cerros Island, March 12, three specimens. 



Basilinna xantusi (Lawrence) 

 Xantus's Humming-bird 

 San Josef Island, March 31, Agua Verde Bay, April 1, and Mira- 

 flores, May 4 and 11, ten specimens. 



Tyrannus vociferans Swainson 

 Cassin's Kingbird 

 Cape San Lucas, March 23, San Jose del Cabo, March 26. Several 

 were seen at Agua Verde Bay, April 2, three specimens. 



