20. TKSTUUO. 



161 



Sr/nojists of the Species. 



L Alvcoliir surface of U])p(.'r jaw witli a longitudinal ridge aL tlic 

 symphysis, instead of a jtit. 



A. Shell nidic tliaii tA\ice as long as dcip ; beak uut hooked; 

 fore limb broadest at the extremity. 



Anterior lobe of plastron bent upwards ; dis- 

 tance from base of first claw to base of 

 fourth toe in the hind limb eciual to 

 distance from base of first claw to base of 

 third in the fore limb 1. iiohj2^>licmiis,\}. 155. 



Anterior lobe of jdastron not bent ; distance 

 from base of first claw to base of fourth 

 equal in both fore and bind limb 2. ar/assizii, p. 150. 



Fig. 44. 



Shell of Testudo ibera. 



B. Shell less than twice as long as deep ; 

 beak hooked ; fore limb broadest at 

 the elbow 3. berlandieri, p. 150. 



