Poecile hudsonicus Status: No accepted records. Taxonomy: Some authors recognize up to five subspecies (Pyle 1997, Gill et al 2022), but Phillips (1986) maintained that there was insufficient fresh material to support this, a position supported by Ficken et al (2020) and followed here. Comments: There is one record, of one seen 16 Dec 1972-21 […]
MOUNTAIN CHICKADEE
Poecile gambeli gambeli Status: Rare regular winter visitor west, rare casual central. Documentation: Specimen: UNSM ZM17444, 23 Nov 1996 Wildcat Hills NC, Scotts Bluff Co (Brogie 1997). Taxonomy: Four subspecies are recognized (Gill et al 2022): atratus of northwest Mexico, gambeli of the eastern Rocky Mountains, inyoensis of the central Rocky Mountains, and baileyae of […]
AMERICAN CROW
Corvus brachyrhynchos brachyrhynchos, C. b. hesperis Status: Common regular resident statewide. Abundant regular spring and fall migrant statewide. Abundant regular winter visitor statewide. Documentation: Specimen: UNSM ZM7635, 18 May 1907 Cass Co. Taxonomy: Four subspecies have been traditionally recognized (Gill et al 2022): hesperis from northern British Columbia to southern Saskatchewan south to southern California […]
PACIFIC WREN
Troglodytes pacificus Status: Rare casual fall visitor west. Taxonomy: This species was split (Chesser et al 2010) from Winter Wren (T. hiemalis) based on Drovetski et al (2004) and Toews and Irwin (2008). Gill et al (2022) list 14 subspecies, 10 of which occur only in Alaska; the remaining four (Toews and Irwin 2020) are […]
[BLACK-CRESTED TITMOUSE]
Baeolophus atricristatus Status: No accepted records. Taxonomy: This species and Tufted Titmouse (B. bicolor) were recently split as full species; they differ genetically although there is a stable and narrow hybrid zone in east-central Texas (Banks et al 2002). Three subspecies are recognized from central Texas south to northern Mexico (Gill et al 2022). Comments: Details […]
[AMERICAN BUSHTIT]
Psaltriparus minimus Status: No accepted records. Taxonomy: There are nine subspecies, four south of the USA, and five breeding in the USA (Pyle 1997). Four subspecies breeding from British Columbia to southern California comprise the Brown-crowned Group, and there are two monotypic groups: Gray-crowned or Interior, consisting of plumbeus, which is resident from east-central Oregon […]