Figure 3 (IMAGE)

Harvard University, Department of Organismic and Evolutionary Biology

Figure 3

Caption

Fossil of the mammal-like cynodont Massetognathus, from 242 million years ago, one of the species investigated in the study

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Photograph by Peter Bishop. Museum of Comparative Zoology, © President and Fellows of Harvard College.

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Image may be reprinted outside of Harvard’s use, but only for non-commercial purposes under https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en.

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