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Spermophilus tridecemlineatus Mitchell 1821 (thirteen-lined ground squirrel)

Osteichthyes - Rodentia - Sciuridae

PaleoDB taxon number: 51723

Alternative combination: Sciurus tridecemlineatus

Belongs to Spermophilus according to B. Kurten and E. Anderson 1980

Sister taxa: Spermophilus armatus, Spermophilus beecheyi, Spermophilus boothi, Spermophilus cochisei, Spermophilus columbianus, Spermophilus cragini, Spermophilus cyanocittus, Spermophilus dotti, Spermophilus elegans, Spermophilus finlayensis, Spermophilus franklinii, Spermophilus fricki, Spermophilus howelli, Spermophilus jerae, Spermophilus johnstoni, Spermophilus lateralis, Spermophilus lorisrusselli, Spermophilus matachicensis, Spermophilus matthewi, Spermophilus mcgheei, Spermophilus mckayensis, Spermophilus meadensis, Spermophilus meltoni, Spermophilus mexicanus, Spermophilus parryii, Spermophilus primitivus, Spermophilus rexroadensis, Spermophilus richardsonii, Spermophilus russelli, Spermophilus shotwelli, Spermophilus spilosoma, Spermophilus superciliosus, Spermophilus taylori, Spermophilus townsendii, Spermophilus tuitus, Spermophilus variegatus, Spermophilus wellingtonensis, Spermophilus wilsoni, Citellus ridgwayi, Citellus (Otospermophilus) gidleyi, Citellus (Otospermophilus) argonautus, Citellus (Otospermophilus) bensoni

Ecology: scansorial insectivore

Average measurements (in mm): M1 1.65 x 2.05, M2 1.65 x 2.05, M3 2.02 x 1.84, m1 1.76 x 1.99, m2 1.80 x 1.80, m3 2.21 x 2.06, femur length 28.0, humerus length 21.9, scapula length 18.2, skull 34.6 x 23.5, tibia length 28.9, ulna length 19.9

Estimated body mass: 75.1 g based on femur length, humerus length, tibia length, and ulna length