by pothunters; some breed in Middle Park; noted in winter at 9,500 feet.

309. =Sage grouse.= CENTROCERCUS UROPHASIANUS. Common resident. "As its
name implies, it is an inhabitant of the artemisia or sage-brush plains,
and is scarcely found elsewhere." Ranges from plains to 9,500 feet.

310. =Mexican turkey.= MELEAGRIS GALLOPAVO. Rare local resident;
southern part of the State.

310a. =Wild turkey.= MELEAGRIS GALLOPAVO FERA. Resident; rare; once
abundant, but will probably soon be exterminated; not certain whether
Colorado birds are eastern or western forms.

312. =Band-tailed pigeon.= COLUMBA FASCIATA. Summer resident; local;
breeds from 5,000 to 7,000 feet and occasionally higher.

316. =Mourning dove.= ZENAIDURA MACROURA. Summer resident; very
abundant; breeds everywhere below the pine region up to 10,000 feet,
though usually a little lower; in fall ranges up to 12,000 feet.

319. =White-winged dove.= MELOPELIA LEUCOPTERA. Four records of this
straggler in Colorado; its usual range is subtropical, though not
uncommon as far north as the southern border of the United States.

325. =Turkey vulture.= CATHARTES AURA. Common summer resident; breeds
from plains to 10,000 and even 12,000 feet.

327. =Swallow-tailed kite.= ELANOIDES FORFICATUS. Summer visitor; rare
or accidental; bird of the plains, not regularly west of central Kansas.

329. =Mississippi kite.= ICTINIA MISSISSIPPIENSIS. Accidental; two
records; a bird of eastern and southern United States, and southward.

331. =Marsh hawk.= CIRCUS HUDSONIUS. Common resident; most common in
migration; a few remain throughout winter; breeds on plains, and in
mountains to 10,000 feet; in fall may be seen at 14,000 feet.

332. =Sharp-shinned hawk.= ACCIPITER VELOX. Common resident; much more
common in mountains than on plains; breeds up to 10,000 feet.

333. COOPER'S HAWK. ACCIPITER COOPERI. Common resident; breeds from
plains to 9,000 feet.

334. =American goshawk.= ACCIPITER ATRICAPILLUS. Resident; not uncommon;
breeds from 9,000 to 10,000 feet; more common in winter than summer.

334a. =Western goshawk.= ACCIPITER ATRICAPILLUS STRIATULUS. Winter
visitor; rare, if not accidental; Pacific Coast form; comes regularly as
far east as Idaho.

337a. =Krider's hawk.= BUTEO BOREALIS KRIDERII. Resident; not uncommon;
nests on the plains; no certain record for the mountains.

337b. =Western red-tail.= BUTEO BOREALIS CALURUS. Abundant resident;
this is the Rocky Mountai