Lewis Short
Bellocassi | Velocasses, ium | Velliocasses (noun M) : (also , , Caes. B. G 2, 4, and , Hirt. B. G. 8, 7)
* A people on the right bank of the Seine, from the mouth of the Oise to the town Le Pont de l'Arche, Caes. B. G. 7, 75
Charlton T. Lewis, Charles Short, A Latin Dictionary