A. R. Phillips, 1939,
Hart Prairie, San Francisco Mountain, Arizona, USA.
See E. fulvifrons. Apparently sister to E. affinis#R. Formerly considered conspecific with E. wrightii, although appears not to be particularly closely related. Populations from NW part of range were proposed for subspecific separation, under name spodius, but geographical variation negligible; in any case, type locality of spodius is from the wrong portion of species’ range#R. Monotypic.
W Canada (N British Columbia E to SW Saskatchewan) S in W USA (mainly W of Rocky Mts) to S California and NE New Mexico; also Sierra San Pedro Mártir, N Baja California#R. Winters SW USA (S Arizona) and Mexico (mainly in highlands), rarely to W Guatemala.
Food and feeding
Status and conservation
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