Michelle Spaulding, John J. Flynn, Richard K. Stucky (2010). «A new basal Carnivoramorphan (Mammalia) from the ‘Bridger B’ (Black’s Fork member, Bridger Formation, Bridgerian Nalma, middle Eocene) of Wyoming, USA». Palaeontology53 (4): 815-832. doi:10.1111/j.1475-4983.2010.00963.x.