Has on occasion been subdivided into as many as five races, melanchima (from W Mexico), velox (EC Mexico), affinis (W Guatemala, El Salvador), pallidus (Yucatán Peninsula and E Guatemala) and longisignum (Honduras, N Nicaragua), but none of these considered sufficiently distinctive to warrant recognition. Monotypic.
W Mexico from S Sonora S to Chiapas, and on C plateau from Nayarit and Jalisco S to México, Morelos, Puebla, Veracruz and Oaxaca; also Yucatán Peninsula, and from Guatemala, El Salvador and Honduras to C Nicaragua.
Food and feeding
Status and conservation
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