ammonites
banner
Gateway to the Paleobiology Database
Perognathus brevidens Korth 1987 (pocket mouse)

Osteichthyes - Rodentia - Heteromyidae

PaleoDB taxon number: 50192

type locality is 18031

Full reference: W. W. Korth. 1987. New Rodents (Mammalia) from the Late Barstovian (Miocene) Valentine Formation, Nebraska. Journal of Paleontology 61(5):1058-1064

Belongs to Perognathus according to W. W. Korth 1987

Sister taxa: Perognathus ancenensis, Perognathus carpenteri, Perognathus coquorum, Perognathus dunklei, Perognathus flavescens, Perognathus flavus, Perognathus furlongi, Perognathus gidleyi, Perognathus henryredfieldi, Perognathus huastecensis, Perognathus inornatus, Perognathus longimembris, Perognathus maldei, Perognathus mclaughlini, Perognathus merriami, Perognathus minutus, Perognathus parvus, Perognathus pearlettensis, Perognathus rexroadensis, Perognathus saskatchewanensis, Perognathus stevei, Perognathus strigipredus, Perognathus trojectioansrum

Type specimen: UNSM 56300, a mandible (right mandible with p4-m3)

Ecology: ground dwelling granivore-browser

Average measurements (in mm): P4 1.07 x 1.15, M1 0.869 x 1.113, M2 0.772 x 1.066, p4 0.790 x 0.760, m1 0.914 x 0.986, m2 0.890 x 0.970