著者

吉行 瑞子

出版者

日本哺乳類学会

雑誌

哺乳動物学雑誌: The Journal of the Mammalogical Society of Japan (ISSN:05460670)

巻号頁・発行日

vol.5, no.3, pp.117-119, 1971

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Among the characters generally employed as important key characters, the shapes of posterior border of rhinarium, breadth of rostrum and strength of postorbital constriction, strength of postorbital processes, and number of premolars seem to be considerably variable. They must be treated carefully in the course of taxonomic identification.