10. BELLIA. 99 
median suture, humerals the shortest ; axillary and inguinal shields 
present. Head rather large, snout very short, not prominent ; upper 
jaw strongly curved on each side, not hooked; the width of the 
mandible at the symphysis is a little less than the diameter of the 
orbit. Digits webbed to the claws; front of forearm and outer 
side of leg with large transverse band-like scales. Shell dark 
Fig. 28. 
Reber seescRertvaayayy 
RONDA req res 
Shell of Bellia crassicollis, 
brown or black, plastron usually with yellowish variegations, or 
bands following the sutures of the shields, or a broad band along 
each side. Soft parts dark brown or black; some large yellow 
spots on the head, viz. above the eye, above the ear, below the ear, 
and on each side of the mandible; these spots become indistinct 
in old specimens. 
Length of shell 17 centim. 
Tenasserim, Siam, Malay Peninsula, Sumatra. 
a,b,c. $2 & her, Mergui. Prof, Oldham [P.]. 
shells. 
d, e. Skulls. Mergui. Prof. Oldham [ P. ]. 
SF. Q, shell. Tenasserim ? W. Theobald, Esq. [C. }. 
g. Her., stffd. Siam, M. Mouhot [C. ]. 
h. 9, stfid. Malay Peninsula. Dr. Cantor, 
?. Her., shell. Sumatra. T. Bell, Esq. [P.]. (Type.) 
I 
