词条 | Zapus |
释义 |
| fossil_range = Early Pliocene to Recent | image = Zapus hudsonius.jpg | image_caption = Zapus hudsonius preblei | taxon = Zapus | authority = Coues, 1875 | subdivision_ranks = Species | subdivision =Zapus hudsonius Zapus princeps Zapus trinotatus }}Zapus is a genus of North American jumping mouse. It is the only genus whose members have the dental formula {{dentalFormula|upper=1.0.1.3|lower=1.0.0.3}}. Zapus are the only extant mammals aside from the Aye-aye with a total of 18 teeth.[1] This genus was first separated from Old World jerboas by Coues in 1875. Members of this genus are very similar in appearance, all species having long tails, long hind feet and yellowish-brown pelage above and white below, the colors distinctly separated by a yellowish-orange lateral line. TaxonomyThe genus contains three extant species:
A number of fossil species are also known, with the oldest being Zapus rinkeri from the Blancan of Kansas.[2] References1. ^Schwartz, C. W., E. R. Schwartz. 2001. The wild mammals of Missouri. University of Missouri Press, Columbia, Missouri, USA. pp. 262–267 {{Commons}}{{Wikispecies}}2. ^{{cite journal | author = Hart, E.B.| year = 2004 | title = Zapus princeps | journal = Mammalian Species | pages = Number 749: pp. 1–7 | doi = 10.1644/749|display-authors=etal}}
3 : Zapus|Taxa named by Elliott Coues|Rodent genera |
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