ORDER OPHIDIA. 



Teat. Suhnigeu Lacep. 2. O. t. 7- f* r. Test. Nigricafis, 

 Merrem. 



. 11^ Jaws horny ; sternum solid ; intergular plates six 

 sided hetween the gular and pectoral plates. Chelodina. 



Long-necked Chelys. Ch. {Chelodina) Longicollis, Gray. 

 • Testudo Longicollis, Shaw. New Holland, t. 7* 



Shell oblong flat ; sternum yellow, shields brown edged. 



III. Jaws horny ; sternum solid, intergular plate small, 

 marginal ; nostrils short, tubular. Hydraspis. Bell. 



Species of the Old TVorld or its Islands. 



Cape Chelys, Ch^ (Hydraspis) Subru/a. n. Test. Sub- 

 rufa, Lacep. Q. 0. 1. 12. Test. Lndica, Daud. — Jun. Test. 

 Galeata, $choeff. t. 3. f. 1. Test. Scabra, Retz. T: 

 Senegalensis, Daud. ; and Emys Olivacea, Schw. 



Shell oblong, low, pale brown, smooth ; nuchal plate, 

 none ; vertebral plate depressed. Cape of Good Hope. 

 Senegal. 



Adamsoh's Chelys. Ch. (Hydraspis) Adamsonii, Emys 

 Adamsonii. Schw. 



Shell low, oval, very broad behind, yellow, black spotted ; 

 nuchal plate none ; vertebral plates keeled, first um-shaped, 

 hinder triangular. Africa. Nigritia. 



Macquary'^s Chelys. Ch. (Hydraspis) Macquarii. Emys 

 Macqvarii. Cuv. R. A. 



Shell oval, depressed, contracted in front, behind subden- 

 tate, dark olive ; shields rugulose ; dorsal line sunk ; nuchal 

 plate narrow. New Holland. 



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