In 112 he was one of the commissioners sent to Africa to arrange the dispute between Jugurtha and Adherbal.
See Sallust, Jugurtha; Orelli's Onomasticon Tullianum; Asconius, In Scaurum; Aurelius Victor, De viris illustribus, 72; A.
In 108 he vacillated between Jugurtha and the Romans, and joined Jugurtha only on his promising him the third part of his kingdom.
After further negotiations with Sulla, he finally agreed to send a message to Jugurtha requesting his presence.
Jugurtha fell into the trap and was given up to Sulla.
See Jugurtha; also Sallust, Jugurtha, 80-120; Plutarch, Marius, 8-32, Sulla, 3; A.
His work was commended by Sallust (Jugurtha, 95), who, however, blames him for not speaking out sufficiently.
Also articles CARTHAGE,NUMIDIA, &C., JUGURTHA, and articles relating to Roman History.
Having been appointed to the command of the operations against Jugurtha, he at first carried on the campaign energetically, but soon, having been heavily bribed, concluded a disgraceful peace.
In the war with Jugurtha (109-106) he came to the front as lieutenant of the consul Quintus Caecilius Metellus Numidicus.
When he had already achieved some important successes over Jugurtha (q.v.), in 107 he was elected consul for the first time (an almost unheard-of honour for a "new man"), his popularity with the army and people being sufficient to bear down all opposition.
For the life of Marius the original sources are numerous passages in Cicero's works, Sallust's Jugurtha, the epitomes of the lost books of Livy, Plutarch's Lives of Sulla and Marius, Velleius Paterculus, Florus and Appian's Bellum civile.
Metellus Numidicus in the campaign against Jugurtha (109).
They first appear in history at the time of the Jugurthine War (110 -106 B.C.), when Mauretania was under the government of Bocchus and seems to have been recognized as organized state (Sallust, Jugurtha, 19).
According to Sallust (Jugurtha, 17), he was the author of an historical work in the Punic language.