Note 186 — BOOK III.
Reading edition
According to the romantic history of Charlemaign, Gano, or Ganelon, betrayed the Christian army, at the battle of Roncesvalles, where Orlando and the Peers of France were slain. The pun upon Gallic, which is renewed in deriving the cock from Brennus and Belinus, a little farther down, is entirely Dryden's.