Abundance: 0.03 to 6.74% (median 0.84%)

Latitudinal range: -33.4° to 45.6°

Habitats: (2), Mediterranean woodland (3), desert/xeric shrubland (2), temperate savanna (1)

Found in 8 samples

Chile: Estación de Investigaciones Ecológicas Mediterrâneas

Mexico: La Paz

United States: Camarillo Oak Grove County Park, Lucky Peak (willow riparian), Hopland Research and Extension Center, Pacific City (Late Pleistocene), Eleventh Hour Site (Room 7, Layer 2) (Holocene), Mojave Desert

See also Callipepla californica, Callipepla gambelii, Callipepla sp.