Abundance: 0.64 to 14.84%

Latitudinal range: 43.4° to 43.6°

Habitats: (2) only

Found in two samples

United States: Red Basin (UOloc 2495) (Middle Miocene), Quartz Basin (UOloc 2465) (Middle Miocene)

P4 length	1.59 mm	N = 1	Shotwell 1968
P4 length	1.58 mm	N = 1	Shotwell 1968
P4 width	1.80 mm	N = 1	Shotwell 1968
P4 width	1.71 mm	N = 1	Shotwell 1968
p4 length	1.55 mm	N = 1	Shotwell 1968
p4 width	1.40 mm	N = 1	Shotwell 1968

See also Spermophilus, Spermophilus bensoni, Spermophilus dauricus, Spermophilus erythrogenys, Spermophilus jerae, Spermophilus major, Spermophilus pygmaeus, Spermophilus sp., Spermophilus superciliosus