PLATE XXIV. 



Fig. Page 



1. Testudo ammon, Andrews ; shell (probably of a female) from right side, 

 (1 a) from above, (1 b) from below : one-fourth nat. size. Fluvio-marine 

 beds (Upper Eocene). [C. 9240.] 281 



ahd., abdominal shield. 

 an., anal shield. 

 Ent., entoplastral hone. 

 Ep., epiplastral bone. 

 fern., femoral shield. 



gu., gular shield. 

 hum., humeral shield. 

 Hy.p., hyoplastral bone. 



Hyp.p., hypoplastral bone. 

 n. 1-4, neural (vertebral) shields. 

 N. 1-8, neural bones. 

 nu., nuchal shield. 

 Nu., nuchal bone. 

 pect., pectoral shield. 

 Py., pygal bones. 

 Xiph., xiphiplastral bone. 



