Original sentence: Hypsiops is an extinct genus of oreodont of the subfamily Merycoidodontinae  endemic to North America during the Late Oligocene-Early Miocene epochs (24.8—163 mya), existing for approximately
Edited sentence: Hypsiops is an extinct genus of oreodont of the superfamily Merycoidodontoidea, family Merycoidodontidae endemic to North America during the Late Oligocene-Early Miocene epochs (24.8—163 mya), existing for approximately