Lewis & Short

3. Nŭmĕrĭus, a,

  1. I. the name of a Roman gens. So, Q. Numerius Rufus, a tribune of the people, A. U. C. 697, an enemy of Cicero, Cic. Sest. 33, 72; 38, 82; 43, 94.
    Hence,
  2. II. Nŭmĕrĭānus, a, um, adj., of or belonging to a Numerius, Numerian: raudusculum, Cic. Att. 7, 2, 7.