2. Cātillus (Cātĭlus, Hor. C. 1, 18, 2; Cātillus, Stat. S. 1, 3, 100; cf. on the measure Lucr. 2, p. 36 Lachm.), i, m., a son of Amphiaraus; he with his brothers Tiburtus and Coras built Tibur, Verg. A. 7, 672 Serv.; 11, 640; Sil. 8, 366; cf. Sol. c. 8.