No subspecies recognized.
_Empidonax oberholseri_ Phillips. Wright Flycatcher. Known only from three specimens, May 8 (male and female) and May 12 (male), 1950, eight miles south of Richfield, Morton County, Richard and Jean Graber.
No subspecies recognized.
_Empidonax difficilis._ Western Flycatcher. Known only from two specimens taken eight miles south of Richfield, Morton County; September 3, 1952, immature female, Jean Graber; September 5, 1952, immature male (KU 31203), Richard Graber.
Subspecies in Kansas: _E. d. h.e.l.lmayri_ Brodkorb (female specimen); intermediate between _E. d. h.e.l.lmayri_ and _E. d.
difficilis_ Baird (male specimen).
* _Contopus virens_ (Linnaeus). Eastern Wood Pewee. Common transient and summer resident in east, rare transient in west. Breeding distribution in state poorly known.
No subspecies recognized.
_Contopus richardsonii._ Western Wood Pewee. Common transient and probably summer resident in west; rare transient in east (specimen from Greenwood County and one seen in Cloud County). No nesting record.
Subspecies in Kansas: _C. r. richardsonii_ (Swainson).
_Nuttallornis borealis_ (Swainson). Olive-sided Flycatcher. Uncommon transient throughout state.
No subspecies recognized.
* _Eremophila alpestris._ Horned Lark. Common transient and resident throughout state. Numbers augmented by northern birds in winter.
Subspecies in Kansas: _E. a. praticola_ (Henshaw) resident in east; _E. a. enthymia_ (Oberholser) resident west of Flint Hills; _E. a. hoyti_ (Bishop), _E. a. alpestris_ (Linnaeus), and _E. a.
leucolaema_ (Coues) in winter.
[_Tachycineta thala.s.sina._ Violet-green Swallow. Five birds seen at Lake Shawnee, Shawnee County, April 14, 1947, by L. B. Carson. Placed in Hypothetical List in absence of a specimen.]
* _Iridoprocne bicolor_ (Vieillot). Tree Swallow. Summer resident in extreme northeastern Kansas; common transient throughout eastern half of state, status in west not known. Nesting records only from Doniphan County, along Missouri River, four nests located by Linsdale, in 1922, 1923, and 1924, and Leavenworth County, nests found by Brumwell along Missouri River.
No subspecies recognized.
* _Riparia riparia._ Bank Swallow. Common transient and summer resident, probably throughout state but status in northwest not known.
Subspecies in Kansas: _R. r. riparia_ (Linnaeus).
* _Stelgidopteryx ruficollis._ Rough-winged Swallow. Common transient and summer resident throughout state.
Subspecies in Kansas: _S. r. serripennis_ (Audubon).
* _Hirundo rustica._ Barn Swallow. Common transient and summer resident throughout state.
Subspecies in Kansas: _H. r. erythrogaster_ Boddaert.
* _Petrochelidon pyrrhonota._ Cliff Swallow. Common transient and locally common summer resident throughout state.
Subspecies in Kansas: _P. p. pyrrhonota_ (Vieillot).
_Progne subis._ Purple Martin. Common transient and summer resident in east to uncommon or rare in west.
Subspecies in Kansas: _P. s. subis_ (Linnaeus).
* _Cyanocitta cristata._ Blue Jay. Common transient and resident throughout state; less common in northern and western sections in winter.
Subspecies in Kansas: _C. c. bromia_ Oberholser in east, _C. c.
cyanotephra_ Sutton in west, intergrading through central Kansas.
[_Cyanocitta stelleri._ Steller Jay. Several sight records from southwestern Kansas. Placed in Hypothetical List in absence of a specimen.]
_Aphelocoma coerulescens._ Scrub Jay. Irregular winter resident in southwestern Kansas. Five specimens (KU 20812-5, 21213), 12 miles northeast of Elkhart, Morton County, November 8, 10, 14, 1934, W. S.
Long and Fred Hastie. Two seen in Finney County, January 15, 1955, by Marvin D. Schwilling.
Subspecies in Kansas: _A. c. woodhouseii_ (Baird).
_Aphelocoma ultramarina._ Arizona Jay. Accidental. One specimen: "probably female," near Mt. Jesus, Clark County, March, 1906, B. Ashton Keith. Identification confirmed by L. L. Dyche; present location of specimen unknown.
Subspecies in Kansas: _A. u. arizonae_ (Ridgway).
* _Pica pica._ American Magpie. Common resident in west; occasional in east in winter. Eastward extent of breeding range poorly known; nests from Ottawa (1951), Republic (1951 and 1953), and Cloud (1954) counties.
Extending breeding range eastward (J. M. Porter).
Subspecies in Kansas: _P. p. hudsonia_ (Sabine).
_Corvus corax._ American Raven. Formerly occurred on High Plains, precise status not known. No records since disappearance of bison herds.
One specimen: Jewell County, date unknown, Edward Kern (specimen now at Kansas State College, Manhattan).
Subspecies in Kansas: _C. c. sinuatus_ Wagler.