Lewis & Short

2. Cypsĕlus, i, m., = Κύψελος,

  1. I. a tyrant at Corinth, Cic. Tusc. 5, 37, 109.
    Hence,
  2. II. Cypsĕlĭdes, ae, m., = Κυψελίδης, the descendant of Cypselus, i. e. Periander, Verg. Cir. 463.