Leptonysson orthius Secord 2008 (eutherian)

Mammalia - Cimolesta - Pantolestidae

Full reference: R. Secord. 2008. The Tiffanian Land-Mammal Age (middle and late Paleocene) in the northern Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 35:1-192

Belongs to Leptonysson according to R. Secord 2008

Sister taxon: Leptonysson basiliscus

Type specimen: YPM-PU 20601, a mandible (Left dentary with p4-m3). Its type locality is Cedar Point Quarry, which is in a Tiffanian fluvial-lacustrine siliciclastic in the Fort Union Formation of Wyoming.

Ecology: amphibious piscivore-durophage

Distribution:

• Paleocene of United States (2: Wyoming collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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