Note 65 — LIFE OF CAIUS MARIUS.
George Long translation
Legatus is a participle from the verb Lego, which signifies to assign anything to a person to do; hence legatus is one to whom something is delegated. The Roman word Legatus had various senses. Here the word legatus, which is the word that Plutarch intends, is a superior officer who holds command under a Consul, Prætor, Proconsul, Proprætor.