middle Miocene epoch. Karydomys boskosi, C.D. Theocharopoulos 2000, found in Greece Karydomys debruijni, found in China Karydomys dzerzhinskii, Kordikova...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...

Nothocricetulus Phodopus †Rotundomys †Symmetrodontomys Tscherskia †Democricetodontinae Democricetodon Karydomys Spanocricetodon Neotominae Sigmodontinae Tylomyinae...