__NOTOC__ Year 442 BC was a year of the pre-Julian Roman calendar. At the time, it was known as the Year of the Consulship of Vibulanus and Helva (or, less frequently, year 312 Ab urbe condita). The denomination 442 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
__NOTOC__ Year 442 BC was a year of the pre-Julian Roman calendar. At the time, it was known as the Year of the Consulship of Vibulanus and Helva (or, less frequently, year 312 Ab urbe condita). The denomination 442 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.