One of the Roman senate leaders who joined Lucius’s war against Arthur in Wace’s Brut.
The name probably resulted from a confusion in Geoffrey’s list of senators: he mentions a Gaius Metellus Cotta, which Wace seems to have broken into three separate names.
Sources
Roman de Brut | Wace, c. 1155
Brut | Layamon, late 12th century to mid-13th century