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M. trijuga, Gray. 

 Nuchal plate narrow. Gulars large. Pectorals and abdominals 

 sub-equal. Costals traversed by a keel placed high. Shell arched 

 with a vertebral keel, very prominent on the fourth plate : shell 

 slightly broader behind. Margins reverted at the side. Colour 

 dark smoky blackish brown, with the keels and sides of the 

 sternum brownish yellow. Head brown, paler about the eyes 

 and tympanic region. Iris white. The individual from whom 

 this description is taken was found in the Jumna canal. Length 

 4-75. Width across fourth vertebral, 3"25. Height 2"20. Grows 

 to probably 8 inches. 



Inhabits Continental India, The Punjab. 



M. sebse. Gray. 



M. trijuga (Giinther in part). 



Colour brown, darker beneath, keels pale yellowish. Head 

 red spotted. Grows to 7 inches. 



Inhabits Ceylon and Southern India. 



This species is very similar in general appearance to the last, 

 but its spotted head at once serves to separate them. The precise 

 range and limits of both are not as yet properly made out. 



M. Edeniana, J. Anderson. 



M. trijuga. (Theobald, Rep. of British Bunnah, Lin. Soc. 

 Jour., Vol. X). 



Colour black. Keels and edges of the sternum yellowish. 

 Colour of the animal dirty olive grey. Head yellowish without 

 markings. Claws very long. Grows to about 12 inches. 



Inhabits Arakan, Pegu, and Tenasserim. 



A female taken near Tounghu, measured over the curves. 

 12-50, 10-50, 9-GO. 



This black giant race of the Eastern side of the Bay of Bengal 

 has received the mss. name of Edeniana from Dr. Anderson in 

 compliment to the Hon'ble Ashley Eden, who, with distinguished 

 liberality, had forwarded a large collection of testudiuata of the 

 Provinces of Avhich he was Chief Commissioner. Few of these 



