Abundance: 0.01 to 0.69% (median 0.07%)

Latitudinal range: -33.6° to 47.5°

Habitats: (3), desert/xeric shrubland (1), temperate broadleaf/mixed forest (1)

Found in 5 samples

France: Romain-la-Roche (Middle Pleistocene)

Greece: Antikythira Island (spring 1998)

South Africa: Duinefontein 2 Horizon 2 (Middle Pleistocene)

Switzerland: Portalban (Wald)

United States: Hulme Site (Holocene)

See also Circus aeruginosus, Circus cyaneus, Circus maurus, Circus pygargus