1. KACHUGA, 59 
Cat. Sh. Rept. i. p. 60 (1870); Theob. Cat. Rept. Brit. Ind. p. 18 
1876). 
ae tentoria, Giinth. 1. c. p. 34, pl. iv. fig. C; Theob. lc. p. 14. 
flaviventer, Giinth. l. ce. p. 85; Theod. l.c. p. 15; Lydekker, 
Mem. Geol, Surv. Ind, (10) i. p. 182, pl. xxii. (1885). 
dura, Gray, Proc. Zool. Soc. 1869, p. 205. 
ventricosa, Gray, Suppl. Cat. Sh. Rept. i. p. 60. 
Cuchoa tentoria, Gray, l. c. p. 61. 
flaviventris, Gray, l. ¢. 
Carapace elevated, tectiform, the keel ending in a nodosity on the 
third vertebral shield ; posterior margin not or but very slightly 
serrated ; nuchal shield small, square or trapezoid; first vertebral 
very variable in shape, usually with straight lateral borders diverging 
forwards in the halfgrown specimens, narrower in front and with 
sinuous lateral borders in the adult; second vertebral as long as or 
a little longer than second, frequently obtusely pointed behind ; 
third vertebral pointed behind, in contact with the point of the very 
elongate fourth ; fifth vertebral broader than the others. Plastron 
large, strongly angulated laterally in the young, truncate anteriorly, 
angularly notched posteriorly ; proportions of plastral shields very 
variable ; suture between gulars and humerals forming a right 
angle; axillary and inguinal large. Head moderate ; snout short, 
rather pointed and prominent ; jaws with denticulated edge, upper 
not notched mesially ; alveolar surface of upper jaw with the median 
ridge nearer the inner than the outer border ; bony choanz between 
the orbits ; the width of the lower jaw at the symphysis is less than 
the diameter of the orbit. Fore limbs with large transverse scales. 
Carapace olive, of young with some black spots, especially on the 
posterior edge of the three first vertebrals; an orange vertebral 
band, and a narrow yellow margin; more uniform in the adult; 
plastron orange or red, with black spots, or brown with a yellowish 
anterior and lateral border to each shield, in one specimen uniform 
yellow. Head blackish; jaws and sides of crown orange; neck 
with numerous yellow ines on a blackish ground ; limbs dace olive, 
spotted with yellow. 
Length of shell 21 centim. 
Ganges and Indus systems; fossil in the Pliocene Siwaliks. 
a-e. Her., spir. Bengal. W. Theobald, Esq. [ P.]. 
Sg, he “Her. ., stffd. Bengal. M. Picquot (c. ile 
2. Her., spir. N.E. Bengal. T. C. Jerdon, Esq. [P.] 
k. Ad., shell. Assam. T. C, Jerdon, Esq. [C.]. (Type 
of Pangshura ventricosa.) 
l. Ad., shell. Cuttack River. F. Day, Esq. [P.]. 
m. Ad., stffd. Deccan. Col. Sykes [P.]. (Type of Emys 
tentorra. ) 
n. Her., shell. Deccan. Dr. Leith [P. ]. 
o. Ad., stfid. India. R. McClelland, Esq. (Type of 
Pangshura aan: ) 
PrG7,8 Ad., shells. India. T. C. Jerdon, Esq. [P.]. 
t. Ad., stffd. India. Dr. J. E. Gray (aes: 
u, v. Her., spir. India. 
w. Ad., skel. India. 
av. Hgr., shell. India. 
