university of wisconsin–madisonimages.library.wisc.edu/histscitech/efacs/smithsn...closed; in...

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Page 1: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 2: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 3: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 4: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 5: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 6: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 7: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 8: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis
Page 9: University of Wisconsin–Madisonimages.library.wisc.edu/HistSciTech/EFacs/Smithsn...closed; in alligators the fourth tooth is invisible. This difference constitutes a structural basis