Baiir.] 



44 



Emys C. Dumeril, 1806. 



[Jan. 1, 



Emya C. Dumeril (Oppel, 1811). Emys (siibdivisio) A. Anterior part 



of plastron movable. Type T. 

 orbicularis L. Oppel, 1811. 



Emys C. Dumeril (Merrem, 1820), Terrapene Merrein, 1820. 

 including T. orbicularis L. 



Emys C. Dumeril (Gray, 1825). Terrapene Merrem (Bell, 1825), 



including the original type T. 

 orbicularis L., of Oppel. 



Emys C. Dum. Clemmys Kitgen, 1828. Terrapene Merrem (Bell). 



Type T. picta Sclin. Type T. guttata Schn. 



Cistuda Bouap. , Terrapene Merr. 

 1830. Type T. orbicu- 



Type 2\ Carolina L. laris L. 



Cistudo. Cyclemys Bell, 1834. 



Type T. Carolina L. Type E. dhor Gray. 



I place now the views of Boulenger, Vaillant and mysell together : 



Baur. 

 Emys C. Dum., s. str. 

 Type T. picta (Herrm. MSS.) Schn 

 Clemmys Ritgen. 

 Type T. guttata Schn. 

 Terrapene Merrem. 

 Type T. orbicularis L. 

 Cistudo (Cistucla Flem.) Bonap. 

 Type T. Carolina L. 

 Cyclemys Bell . 

 Type Emys Dhor Gray. 

 Cuora Gray. 

 Type T. amhoincnsis DawA. Type Terrapene amboinensis'D!i\y(\, 



The only modification in Boulenger's catalogue necessary is to change 

 liis Chvysemys in Emys, and his Emys in Terrapene. 



