Mammalia - Rodentia - Heliscomyidae
Full reference: E. D. Cope. 1873. Synopsis of new Vertebrata from the Tertiary of Colorado obtained during the summer of 1873. Seventh Annual Report of the United States Geological Survey of the Territories (extract)
Parent taxon: Heliscomyidae according to W. W. Korth et al. 1991
See also Alroy 2002, Hay 1902, Johnson 1966, Kelly 2009, Korth et al. 2022, Korth and Branciforte 2007 and McKenna and Bell 1997
Sister taxa: Apletotomeus, Megaheliscomys, Passaliscomys, Tylionomys
Subtaxa: Heliscomys gregoryi Heliscomys hatcheri Heliscomys macdonaldi Heliscomys ostranderi Heliscomys senex Heliscomys vetus Heliscomys walshi
Ecology: ground dwelling herbivore
Distribution:
• Miocene of Canada (1: Saskatchewan collection)
• Arikareean of United States (2: California)
• Oligocene of Canada (1: Saskatchewan), United States (17: Colorado, Florida, Montana, Nebraska, South Dakota, Wyoming)
• Eocene to Oligocene of United States (1: Nebraska)
• Eocene of Canada (4: Saskatchewan), United States (12: California, Montana, Nebraska, North Dakota, Wyoming)
Total: 38 collections including 43 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.