4. P.Ligarius, was taken prisoner by Caesar in the African war, B. C. 46, and was put to death by him, because he had been previously pardoned by Caesar in Spain in B. C. 49, on the condition that he should not serve against him. (Auct. Bell. Afr. 64.) This Publius may have been a brother of the three other Ligarii, but is nowhere mentioned as such.