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meaning: "Ancient beaver - inspired by the genus name Castor, which represent a modern beaver"
Named By: Joseph Leidy in 1869
Time Period: Late Oligocene to Early Miocene
Location: USA, Nebraska, Oregon, South Dakota and Wyoming
Size: About 25 - 30 centimetres long
Diet: Herbivore
Fossil(s): Multiple individuals
Classification: | Chordata | Mammalia | Rodentia | Castoridae | Palaeocastorinae |
Also known as: | Capacikala sciuroides | Steneofiber nebrascensis | Steneofiber peninsulatus | Steneofiber sciuroides |

Palaeocastor ('prehistoric beaver') is an extinct genus of beavers that lived in the North American Badlands during the late Oligocene period.

Read more about Palaeocastor at Wikipedia
PaleoCodex is a weekend hack by Saurav Mohapatra