Lewis & Short

Rŭtēni (Rŭth-), ōrum, m., a people of Aquitanian Gaul, in the vicinity of the Cadurci, dwelling partly in the province now called Rhodez, Départ. Aveyron, Caes. B. G. 1, 45; 7, 7; 75; Plin. 4, 19, 33, § 109; Luc. 1, 402.