A new species of fossorial snake, Cylindrophis engkariensis, from the Lanjak-Entimau Wildlife Sanctuary in southwestern Sarawak, Borneo, is described. It differs from other members of the genus in its distinctive colour pattern and the unique number of mid-body scale rows.
Stuebing, R. 1994. A New Species of Cylindrophis (Serpentes: Cylindrophiidae) from Sarawak, Western Borneo. Raffles Bull. Zool. 42 (4): 967-973.