NO. 2147. TWO EXTINCT MAMMALS FROM TEXAS— HAY. 123 



EXPLANATION OF PLATES. 



Plate 3. 



Glyptodon petaUferns Cope. 



Fig. 1. Upper surface of rear of skull. X i. 



2. Palate. X h 



3. Upper left fourth tooth. X 1. 



4. Upper right second tooth. X 1. 



5. Lower right sixth ? tooth. X 1. 



6. Consolidated cervicals, second to fifth, viewed from above. X J. 



7. Seventh cervical and first and second dorsals consolidated. Upper 



view. X ^. 



8. Third, fourth, and fifth dorsals, seen from above. X J. 



9. Right humerus, seen from in front. X .46. 



Plate 4. 

 Glyptodon petaliferus Cope. 



Fig. 1. Right ulna and radius, seen from the right side. X J. 



2. Right femur, seen from in front. X J. 



3. Right tibia, seen from in front. X .32. 



I'LATE 5. 



Glyptodon petaliferus Cope. X ^. 



Figs. 1-5. Dermal plates belonging to the interior of the carapace. 

 6. A dermal plate belonging to the tail. 

 7-9. Plates belonging to the front border of the carapace, 

 10, 11. Plates belonging to the tail. 



Plate 6. 



Notlirothermm texanutn, new species. 



Skull seen from the left side. X i. 



Plate 7. 



Nothrotheriuni texanum. 



Fig. 1. View of the skull from above. X ^. 

 2. View of the skull from below. X h 



