132 TESTTTBrNn).aE. 



Di"-its distinctly webbed, with sharp claws. Front part of arm with 

 broad transverse scales. Carapace brown, or yellowish brown spotted 

 with dark brown ; plastron yellowish or pale brown in the young, 

 with darlc brown spots or radiating lines ; in the adult dark brown. 

 Neck with dark and light longitudinal lines. 



Length of shell 19 centira. 



Malay Archipelago and Peninsula, Camboja,Siam, Burma, N. India. 



a. Ad., skel. 



b. Yg., spir. 



c. Yg., spir. 



d. Ad., skel. 

 e,f. Yg.,spir. 

 (/. Ad., sheu. 



h. Yg., di-y. 

 i. Yg., spir. 

 k. Yg., stlfd. 

 /. Ad., stild. 

 VI. Ad., shell. 



71-0. Yg., spir. 

 p. Yg., skel. 

 q-r. Hgr. & yg., shells. 

 s. Hgi"., stfi'd. 

 t, u. Yg., shells. 

 V. Ad., carapace and 

 front lobe of plastron. 



3. Cyclemys mouhotii. 



Cyclemys mouhotii, Grai/, Ann. Si- 3Iaff. N. H. (3) x. p. 157 (1862). 

 Pyxidea mouhotii. Gray, Proc. Zool. Sac. 1863, p. 17-5 ; Gi'mth. 



Rept. Brit. hid. p. 16, pi. iv. fig. 1) (1864) ; Gray, Suppl. Cat. Sh. 



Rept. i. p. 20 (1870) ; Jerdon, Proc. As. Soc. Beng. 1870, p. 68 ; 



Theoh. Cat. Rept. Brit. Ind. p. 9 (1876). 

 Emys mouhotii, Strauch, Verth. ScJnldkr. p. 57 (1865). 



Carapace depressed, angular, the vertebral region flat, with three 

 strong parallel keels ; posterior margin serrated ; vertebral shields 

 much broader than long and as broad as the costals ; first vertebral 

 as long as broad or broader than long, narrower than second. 

 Plastron a little narrower than the opening of the shell, hind lobe 

 angularly emarginate ; bridge broad and very short, its width 

 about one third the length of the plastron ; the hypoplastral bone 

 and the abdominal shield have a much greater share in the formation 

 of the bridge than the hyoplastral and pectoral ; the longest median 

 suture is that between the abdominals. Hook of the upper jaw 

 strong, entire. Digits nearly free ; limbs covered with large scales. 

 Carapace yellowish or reddish brown ; plastron yellowish, with or 

 without a few large dark brown spots ; neck of young brown, 

 spotted with yellow. 



Length of shell 1 6 centim. 



Siam, Cochin China, Cachar. 



