. Dbutsugaku zasshi. Zoology; Zoology. Japanese Udonataã©ã.VIII. çå «ç¬¬é¡ã¼ããç¢æ¬æ¥. 21. a. b. Hagenius japonicus, Selys.ã³ã©=ã¤ã³ 22, a. b, Calopteryx atrata, Selys. ã¡ãã°ã-ãã³ã. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Nihon Dbutsu Gakkai; Tky Dbutsu Gakkai. Tky : Tky Dbutsu Gakkai

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1889