The Hyperiidae are a family of amphipods, containing these genera: Euthemisto Bovallius, 1887 Hyperia Latreille in Desmarest, 1823 Hyperiella Bovallius, 1887 Hyperoche Bovallius, 1887 Laxohyperia M. Vinogradov & Volkov, 1982 Parathemisto Boeck,... Wikipedia