Note 059
Quinta regio Piceni est; quondam uberrimae multitudinis, ccclx. millia Picentium in fidem P. R. venere,
(Plin. Hist. Natur. iii. 18.)
In the time of Vespasian, this ancient population was already diminished.
The History Of The Decline And Fall Of The Roman Empire Fall In The EastChapter 43