1869.] DR. J. E. GRAY ON THE TORTOISES. 215 
14. Barxrea. Sternal callosities 15 or more. Alveolar surface 
broad in front and on the sides. B. elegans. 
** Dorsal disk with marginal bones. Asiatic. 
15. Emypa. Sternal callosities 9 or 10. . punetata. 
Section II. Head depressed, broad, face very short ; eyes anterior. 
Skull depressed, thin and weak. Alveolar edge of the jaws 
thin. Palate flat. 
a. Sternum dilated behind into flaps on each side covering the hind 
legs. Sternal callosities odd. 
16. Hepratuyra. Sternal callosities seven. H. frenata. 
b. Sternum contracted behind, without any flaps over the hind legs. 
Sternal callosities in pairs. 
17. Penocue ys. P. cantorii. 
18. Cuirra. C. indica. 
2. LANDEMANIA. 
Head elongate ; the odd bone in front of the dorsal shield in adult 
specimens pitted, and united to the first costal by a straight suture. 
Fig.-E8. 
Landemania irrorata, Sternum. 
Sternal callosities six—two sternal, two lateral, and two anal; the 
sternal pair narrow, transverse, and not developed until the animal 
