| author | date | title | journal / publication | Nasonov N | 1935 | Über den Heliotropismus der Turbellaria rhabdocoelida des Baikalsees. (Works of the Laboratory of Experimental Zoology and Morphology of Animals of the Academy of Sciences) | Trav Lab Zool Exp Morph Anim, Leningrad. 4:195-204 |
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