PLATE 2 



EXPLANATION of FIGURE 



9 Lower surface of plastron of Chelys. No. 7167, Amer. Mus. Nat. Hist. 

 Showing epithecal bones on the scute areas, a, a, on areas of gular scutes; b, b, on 

 areas of pectoral scutes; c, c, on areas of abdominal scutes; d, d, on areas of 

 femoral scutes; e, e, on area of anal scutes. 



444 



