) a small river in the east of Pontus, emptying itself into the Euxine 60 stadia on the north-east of Prytanis. (Plin. Nat. 6.4
Arrian, Peripl. P. E.
p. 6; Anonym. Peripl. P. E.
It is possibly the same as the Cissa mentioned by Ptolemy (5.6.6
), and is commonly identified with the modern Vitzek.