Deraniyagala, P.E.P. The tetrapod reptiles of Ceylon - Volume 1 Testudinates and crocodilians - [Colombo] [Colombo museum] 1939 - xxxii, 412p. Illustration 25cm x 18.5cm 24 plates - Colombo museum natural history series . Subjects--Topical Terms: Sri LankaCeylonReptiles - Sri Lanka Dewey Class. No.: 598.1095493 / DER