NoDictionaries   Text notes for  
... deliberata morte ferocior; saevis Liburnis scilicet invidens ...

Either dat. indirect obj. of "invidens," with the inf., "deduci" as dir. obj., "begrudging to the fierce Liburnians," or perhaps abl. of means, "disdaining to be conducted (to Rome and Octavian) in the fierce Liburnians" (swift pirate galleys adopted by the Romans as warships)