Taxonomic history of the

After Mckenna & Bell, 1997, and Alroy, 2002-2005

Reference(s):

Alroy, J., 2002-2005: North American fossil mammal systematics database.
–iNet: North American fossil mammal systematics database: http://www.nceas.ucsb.edu/~alroy/nafmsd.html [visited: 2005-07-06]
McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631