Please note that Mommsen uses the AUC chronology (Ab Urbe Condita), i.e. from the founding of the City of Rome. You can use this reference table to have the B.C. dates
Clupea, for example,
repulsed him, and he was obliged to retire in disgrace from Hippo
Diarrhytus, after having lost the whole summer in front of it and
having had his besieging apparatus twice burnt. Neapolis was no
doubt taken; but the pillage of the town in opposition to his pledged
word of honour was not specially favourable to the progress of
the Roman arms. The courage of the Carthaginians rose.
Bithyas,
a Numidian sheik, passed over to them with 800 horse; Carthaginian
envoys were enabled to attempt negotiations with the kings of Numidia
and Mauretania and even with Philip the Macedonian pretender.
It was perhaps internal intrigues--Hasdrubal the emigrant brought
the general of the same name, who commanded in the city, into
suspicion on account of his relationship with Massinissa, and
caused him to be put to death in the senate-house--rather than
the activity of the Romans, that prevented things from assuming
a turn still more favourable for Carthage.