Iwata, F. (1954). The fauna of Akkeshi Bay. XX. Nemertini in Hokkaido. Journal of the Faculty of Science Hokkaido University Series 6: Zoology, 12: 1-39
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Iwata, F.
1954
The fauna of Akkeshi Bay. XX. Nemertini in Hokkaido
Journal of the Faculty of Science Hokkaido University Series 6: Zoology