Reconstruction of Eomys quercyi, copyright Nobu Tamura.

Belongs within: Rodentia.
Includes: Castoridae, Heteromyidae, Geomyidae.

The Castorimorpha are a clade of rodents supported by molecular data including the modern Castoridae (beavers), Heteromyidae (pocket mice) and Geomyidae (gophers).

<==Castorimorpha MJ11
    |--Castoroidea MJ11
    |    |--Castoridae MJ11
    |    `--Mattimys [Eutypomyidae] MJ11
    `--+--Florentiamys MHL03 [Florentiamyidae MJ11, Florentiamyinae]
       |--Heliscomyidae MJ11
       |    |--Heliscomys MJ11
       |    `--Passaliscomys MJ11
       `--Geomyoidea [Saccomyina, Saccomyoidea] HH83
            |--Heteromyidae HH83
            |--Geomyidae MJ11
            `--Eomys Schlosser 1884 D07 [Eomyidae HH83]
                 |--E. abnatensis D07
                 |--E. burkei D07
                 |--E. craiky D07
                 |--E. intermedius D07
                 |--E. major D07
                 |--E. maximus D07
                 |--E. minimus D07
                 |--E. minutes D07
                 |--E. orbicularis D07
                 |--E. orientalis D07
                 |--E. quercyi D07
                 `--E. zitteli D07

*Type species of generic name indicated


[D07] Dixon, D. 2007. The Complete Illustrated Encyclopedia of Dinosaurs & Prehistoric Creatures. Hermes House: London.

[HH83] Hafner, J. C., & M. S. Hafner. 1983. Evolutionary relationships of heteromyid rodents. In: Biology of Desert Rodents. Great Basin Naturalist Memoirs 7: 3–29.

[MHL03] Meng, J., Y. Hu & C. Li. 2003. The osteology of Rhombomylus (Mammalia, Glires): implications for phylogeny and evolution of Glires. Bulletin of the American Museum of Natural History 275: 1–247.

[MJ11] Meredith, R. W., J. E. Janečka, J. Gatesy, O. A. Ryder, C. A. Fisher, E. C. Teeling, A. Goodbla, E. Eizirik, T. L. L. Simão, T. Stadler, D. L. Rabosky, R. L. Honeycutt, J. J. Flynn, C. M. Ingram, C. Steiner, T. L. Williams, T. J. Robinson, A. Burk-Herrick, M. Westerman, N. A. Ayoub, M. S. Springer & W. J. Murphy. 2011. Impacts of the Cretaceous terrestrial revolution and KPg extinction on mammal diversification. Science 334: 521–524.

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