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Land Mammal diversity has changed dramatically since the
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M., G, Gunnell and Richard Stucky. 2009. Land Mammal Faunas of
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Studies of rocks from 52 to 48 milllion years ago reveal a time
period of global warming when patterns of species diversity
Krishtalka, L., and R.K. Stucky. 1983a. Revision of the Wind
River faunas, early Eocene of central Wyoming. Part 3. Marsupialia.
Annals of Carnegie Museum, 52:205-227.
Krishtalka, L., and R.K. Stucky. 1983b. Paleocene and Eocene
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