Mammalia - Rodentia - Castoridae
Synonym: Sigmogomphius Merriam 1896
Parent taxon: Nothodipoidini according to W. W. Korth 2008
See also Alroy 2002, Hay 1902, Kellogg 1910, Korth 2007, McKenna and Bell 1997, Rybczynski 2007, Stirton 1935 and Stirton 1939
Sister taxa: Microdipoides, Nothodipoides, Temperocastor
Subtaxa: Eucastor malheurensis Eucastor tortus
Type: Castor (Eucastor) tortus
Ecology: amphibious browser
Distribution:
• Pliocene of China (3 collections)
• Hemphillian of United States (1: Nebraska)
• Miocene of Canada (6: Saskatchewan), United States (53: California, Georgia, Kansas, Montana, Nebraska, Nevada, New Mexico, Oregon, South Dakota, Utah, Wyoming)
Total: 63 collections including 64 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.