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Geomyidae Family

The **Mammal** (*Thomomys umbrinus madrensis Nelson & Goldman, 1934*) represents a remarkable example of mammalian evolution found in various regions...

Mammals › Rodentia › Geomyidae

Geomyidae Family

The Mammal (Thomomys umbrinus madrensis Nelson & Goldman, 1934) represents a remarkable example of mammalian evolution found in various regions...

474 species in this family.

170 species in this category