Taxonomy of the Chipmunks, Eutamias Quadrivittatus and Eutamias Umbrinus
                        
                     
                                                         
                
                    Taxonomy of the Chipmunks, Eutamias Quadrivittatus and Eutamias Umbrinus
                                            
                            By John A. White
                            
                                26 Nov, 2018                            
                            
                         
                                        
                                                                        Excerpt......The differences in anatomy and color between many species of chipmunks are subtle, and refined techniques are required to discover them. When "measuring" chipmunks taxonomically, it is necessary to use a "chipmunk scale" and not, for exa
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                                                Excerpt......The differences in anatomy and color between many species of chipmunks are subtle, and refined techniques are required to discover them. When "measuring" chipmunks taxonomically, it is necessary to use a "chipmunk scale" and not, for example, a "pocket-gopher scale." In explanation, some species of pocket gophers closely allied to each other, and even some subspecies of the same species, differ markedly in color and in size and shape of parts of the skeleton; comparable differences are not so pronounced among many species of chipmunks. Less