610 MK. STANLEY S. I'LOAVEB OK THE [May 16, 



It was caught at SigLip, Singapore, ou the 14th December, 1883, 

 in the preseuce of Mr. A. M. Skinner, Straits Settlements Civil 

 Service. 



Hah. Tropical seas, sometimes occurs in the temperate seas. 



Suborder THECOPHOPA. 



Superfamily Cbyptodira. 



Family Platysteknid^. 



2. PliATYSTEKNUM MEGAOEPHALIJM Graj. 



Platysternum megacephalum, Blgr. Cat. Chel. etc. p. 46. 

 The Big-headed Tortoise is mentioned in the British Museum 

 Catalogue from Laos. In the Siamese Museuui there is a stuffed 

 specimen without locality ; it measures : — 



Length of head about 60 mm. 



,, „ carapace in median line 160 „ 



„ „ tail 175 „ 



Hah. Burma, Siam, South China. 



Family Testudinid.e. 



3. Callagur piota Gray. 



4. Batagur baska Gray. 



5. Hakdella THUiiGi Gray. 



Eeferences to the occurrence of these three species of water- 

 tortoises in the Straits Settlements are given in P. Z. S. 1896, 

 p. 858. 



At different times I have seen tortoises, some of great size, 

 belonging to this group without being able to identify them, but 

 there are at least two species in the Blalay Peninsula, one of which 

 inhabits the coasts (as Cantor remarks) as well as the rivers and 

 ponds. One species (apparently Callagur jjicta) is also found in 

 Siam ; we have seen it at Bangkok. 



N.B. — Dr. Hanitsch (Eeport Baffles Library and Museum, 1897, 

 p. 8) records Kaclmga lineata from Ulu Legeh. I have not seen 

 the specimen. 



6. Damonia subteijuga (Schleg. & Miill.). 



Emys macrocepJiala, Giinth. Eept. Brit. Ind. p. 31 (1864). 



Damonia siihtrijuga, Blgr. Cat. Chel. etc. p. 94 (1889). 



The British Museum Catalogue mentions specimens from 

 Siam (M. Mouhot and A¥. H. Newman) and Cambodia 

 (M. Mouhot). This very handsomely marked and coloured little 

 tortoise is numerous round Bangkok, living apparently alv^-ays in 

 freshwater ponds and canals and the swampy paddy-fields : in 

 captivity they refuse all i'ood except molluscs, the common blue 

 mussel they crunch up and devour eagerly ; they are themselves 



