Hokkaido University Collection of Scholarly and Academic Papers >
Graduate School of Science / Faculty of Science >
Journal of the Faculty of Science, Hokkaido University. Series 6, Zoology >
Vol. 17 No. 3 >
The Fate of Aggregates formed by Two Species of Hydra (Hydra magnipapillata and Pelmatohydra robusta) (With 2 Text-figures, 3 Tables and 1 Plate)
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