Till- Ri I'Tll.i: lioOK 



Plate IX 



Kl-l-.LKU MUSK. TLiRiLK, Aromociieiys cannaius 

 Found in sluggish rivers from Gettrgia to Arizona. In the centre of the back is a high, shart) kt-cl 



.Jki 



COMMON' MVD TURTLE. Cinoslcrmim pennsyhanicum 

 A common turtle in eastern North America. N'ote the width of the plastron as compared with the sjjecies of Aromochelys 



