Verrugo, ĭnis, f.,
a town of the Volsci , now Colle Ferro or Colle Sacco , near Segni , Liv. 4, 1; 4, 55; 4, 58; 5, 28; Val. Max. 3, 2, 8.
VERRUGO or VERRUCA(Ἔρρουκα, Diod.: Colle Ferro?), a town or fortress in the territory of the Volsci,...
Dictionary of Greek and Roman Geography