After McKenna & Bell, 1997

    Clethrionomys Tilesius, 1850
        Evotomys Coues, 1874
        Euotomys Schulze, 1900
        Eotomys Forsyth Major, 1902
      including:
        Creseomys Miller, 1900
        †Acrorhizomys Topachevsky, 1914
        Neoaschizomys Tokuda, 1935
        Glareomys Razorenova, 1952

        Clethrionomys californicus

        Clethrionomys centralis

        Clethrionomys gapperi

        Clethrionomys glareolus

        Clethrionomys rufocanus

        Clethrionomys rutilus

        Clethrionomys sikotanensis

Reference(s):