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''Acanthion'' is a subgenus of Old World porcupines in the genus ''Hystrix''. It contains two species, ''H. javanica'' and ''H. brachyura'', the smaller species with comparatively smaller nasals. The extant species have only one black ring or coloured part on the quills.〔Van Weers, D. J. (2005). (A taxonomic revision of the Pleistocene ''Hystrix'' (Hystricidae, Rodentia) from Eurasia with notes on the evolution of the family. ) ''Contributions to Zoology'' 74(3/4), 301-12.〕 ==Included taxa== *''Hystrix (Acanthion) javanica'' F. Cuvier, 1823 – Sunda porcupine *''Hystrix (A.) brachyura'' Linnaeus, 1758 – Malayan porcupine * *''Hystrix (A.) b. brachyura'' Linnaeus, 1758 * *''Hystrix (A.) b. hodgsoni'' Gray, 1847 * *''Hystrix (A.) b. subcristata'' Swinhoe, 1870 * *''Hystrix (A.) b. punungensis'' subsp. nov. 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Acanthion」の詳細全文を読む スポンサード リンク
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