Complex sentence: The Sumatran rhinoceros has been reported in the northern part Tenasserim Range; there are records from the north of Tenasserim proper, where there were numerous reports in 1962, McNeely, J.A. and Cronin, E.W.1972.
Split into simpler sentences: The Sumatran rhinoceros has been reported in the northern section of the wider range. There are records from the north of Tenasserim proper, where there were numerous reports in 1962, McNeely, J.A. and Cronin, E.W.1972.