"King of the Catuvellauni" . . . . "Caswallawn fab Beli" . . . . . . "Caswallen" . . "Cassibellaunus" . . "Cassibelan" . "Caswallon" . . "Cassibelaun" . "Cassibelane" . . . "Caswallon fab Beli" . "Cassivellaunos" . . . "Cassibelanus" . "Cassivellaunus" . . . . . "Cassivellaunus" . . . . . . . "Caswallawn" . . "Cassivellaunus#Welsh literature" .