Reconstructed skull of Deinosuchus rugosus in ventral (top down) view, approximately 3.3 feet (1.0 meter) long. This alligator relative lived between 83 and 77 million years ago during the Cretaceous and most likely lived in estuaries and other shallow waterways.
Figure 8. Deinosuchus
Photo courtesy of the Natural History Museum of Utah
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