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36 THE CONDOR Vol. XIV Circus huds0nius. Marsh Hawk. One seen September 12 and another December 13. Accipiter ve10x. Sharp-shinned Hawk. Quite common from October to Feb- ruary. None were noted before or after those dates, with the exception of one taken February 28. Accipiter c00peri. Cooper Hawk. Seen occasionally throughout the year. I was unable to locate any nests. Bute0 b0realis calurus. Western Red-tail. Seen frequently around the water hole, and in secluded mountain canyons, where they usually nest on inacces- sible cliffs. Falc0 mexicanus. Prairie Falcon. Two were seen flying low over Daggett February 20, and one chasing a dove at the water hole September 24. Falco sparverius phala?na. Desert Sparrow Hawk. Very rare, not more than four seen, and those in the fall up to December 29. All were seen in mesquite trees. Aluco pratincola. ? Barn Owl. One secured in the mesquites October 1. Asio wilsonJanus. Long-eared Owl. Only three seen, between October 26 and November 16. I secured one November 15. Bubo virginianus pallescens. Western Horned Owl. Not uncommon among the cottonwoods throughout the year, and often heard in the mountain canyons at night. An adult female that,I collected Dece{nber 21 had an entire coot in her stomach. This bird and a young male, very.much lighter in color, secured Jan- uary 20, were both identified by Mr. Grinnell as/1?. v. pa/iescens. Geococcyx californianus. Roadrunner. Not common; a few ?s. een among the mesquites and around mountain canyons. Coccyzus americanus occidentalis. California Cuckoo. One collected August 6 and one seen June 7. Ceryle 81cyon. Belted Kingfisher. Two were seen September 12 and one each on April 2, 5 and 10, respectively. Sphyrapicus vaxins nuch81is. Red-naped Sapsucker. Two were seen and secured October 22 and November 28. Both were identified by Mr. Swarth. Asyndesmus lewisi. Lewis Woodpecker. About six.birds visited here between October 9and 16. They were feeding in company with Red-shafted Flickers on the dried-up wild grapes. Two were secured. Colapres caret collaris. Red-shafted Flicker. None were seen till Sep- tember 12, but after that date they became abundant everywhere, where there were any trees. By the first of May they had all left. Phalaen0ptilus nuttalli nuttalli. Poorwill. Very rare. One flushed from under my horses' feet in a dusty road toward evening October 21. Not seen again till March 12, after which they were occasionally noted. Only once did I see one on the floor of the valley; otherwise about one thousand feet up the hillside. One I secured March 14 has been identified by Mr. Grinnell as of this species. Ch0rdeiles acutipennis texensis. Texas Nighthawk. Very abundant during August. By the 10th of. September they had all left, not to return till April 2, when, a few made their appearance. A week later they were abundant, and hundreds could be seen flying around over the water hole. Some days they would commence to fly at 4 P. a?. and other days, apparently no different, they would not appear till as late as 6:30. All I collected had the same beetle-like insect in their stomachs, and in enormous quantities. Aer0nautes melan01eucus. White-throated Swift. Four seen March 28 at an elevation of about four thousand feet. After that date they were not uncommon in