Crissal Thrasher (Toxostoma crissale) [XC255602]
by Richard E. Webster from San Simon Cienega, Cochise County, Arizona, United States (song)
Crissal Thrasher (Toxostoma crissale) [XC255601]
by Richard E. Webster from Silver Creek, Cave Creek Canyon, Cochise County, Arizona, United States (song)
Subspecies
Specific name previously given as dorsale, but that apparently a printer's error in original description and now suppressed in favour of present name, which was the one intended by describer. Forms a superspecies with California Thrasher (Toxostoma redivivum), possibly also including Le Conte's Thrasher (Toxostoma lecontei). Subspecies intergrade.
The following 4 subspecies are recognised:
coloradense van Rossem, 1946 - Extreme south-western USA (lower R Colorado in south-eastern California and south-western Arizona) south to north-western Mexico (extreme north-eastern Baja California, north-western Sonora).
crissale Henry, 1858 - South-western USA (south-western Utah south to south-eastern California and southern Arizona, also New Mexico and western Texas) south to north-central Mexico (south to west-central Coahuila).
trinitatis Grinnell, 1927 - Valle de Trindad (north-eastern Baja California) in north-western Mexico.
dumosum Moore, RT, 1941 - Central Mexico (eastern Durango and southern Coahuila south to Hidalgo).