Abundance: 1.10 to 11.40% (median 2.27%)

Latitudinal range: 34.8° to 39.3°

Habitats: (5) only

Found in 5 samples

United States: Schuiling Cave (Late Pleistocene), Smith Creek Canyon (Reddish-brown Silt) (Late Pleistocene), Eleventh Hour Site (Room 7, Layer 3) (Holocene), White Cone (Late Miocene), Vedder (UCMP locality V6761) (Early Miocene)

See also Perognathinae