134 
| Vol. VII 
Birds from the West Coast of Lower California and Adjacent Islands 
BY HENRY B. KAEDING 
(< Concluded from page 1 1 /) 
F alco sparverius phaloena (Less.)- Desert Sparrow Hawk. Todos Santos 
Island March 20th; Guadalupe Island March 22nd; not common where 
found. 
Falco sparverius peninsularis Meakns. St. Lucas Sparrow Hawk. San Jose 
del Cabo April 23rd, not uncommon. 
Polyborus lutosus Ridgw. Guadalupe Caracara. Guadalupe Island; one seen 
March 22nd; apparently nearly extinct. 
Pandion haliaetus carolinensis (Gmel.). American Osprey. Common on San 
Martin, Todos Santos, San Geronimo, Sati Benitos, Cerros, and Natividad Islands, 
breeding; fresh eggs were taken as early as March 10th. 
Strix pratincola Bonap. American Barn Owl. A few seen on Todos Santos 
Island March 10th. 
Speotyto cunicularia hypogaea (Bonap.). Burrowing Owd. Todos Santos Is- 
land, March 10th; San Benitos Islands March 27th; not common at either locality. 
Speotyto rostrata C. H. Townsend. Clarion Island Owl. Quite common on 
Clarion Island, breeding some time in June, apparently. 
Micropallas graysoni (Ridgw.). Socorro Elf Owl. Rare and hard to find on 
Socorro Island; one taken May 10th. 
Conurus holochlorus brevipes Baird. Socorro Island Paraquet. Abundant on 
Socorro Island, but not showing signs of breeding May 2nd. 
Dryobates lucasanus (Xantus). St. Lucas Woodpecker. Common at San Jose 
del Cabo April 20th; one specimen taken at Plava Maria Bay July 8th. 
Centurus uropygialis Baird. Gila Woodpecker. Common about San Jose del 
Cabo on April 20th. 
Colaptes cafer collaris (Vigors). Red-shafted Flicker. One noted at Todos 
Santos Island March 10th. 
Colaptes chrysoides ( Maeh.). Gilded Flicker. Common about San Jose del 
Cabo April 20th. 
Colaptes rufipileus Ridgw. Guadalupe Flicker. Rarely seen on Guadalupe Island 
Chordeiles texensis (Lawr.). Texan Nighthawk. Taken at San Jose del Cabo 
April 23rd; a nighthawk w r as also observed on Socorro Island, but was not taken 
and the species remains undetermined 
Aeronautes melanoleucus (Baird). White-throated Swift. A small flock was 
seen on Guadalupe Island March 25th. 
Calypte costae (Bourc.). Costa Hummingbird. Todos Santos Island March 
10th, San Benitos, March 27th; Turtle Bay April 14th; fairly common wherever noted. 
Calypte anna (Less.). Anna Hummingbird. Todos Santos Island March 
10th, fairly common. 
Basilinna xantusi ( Lawr.). Xantus Hummingbird. Common at San Jose del 
Cabo on April 23rd. 
Tyrannus verticalis Say. Arkansas Kingbird. Noted at Todos Santos Island 
March 10th and at Cerros Island April I. 
Myiarchns cinerascens pertinax (Baird). Low 7 er California Flycatcher. A few 
noted at San Jose del Cabo April 23rd. 
Sayornis saya (Bonap.). Say Phoebe. One seen on Cerros Island March 31st. 
