| author | date | title | journal / publication | Ishida S, Kitayama N, Teshirogi W | 1979 | Comparisons with protein and LDH isosyme-pattern, and sperm in the freshwater planarian, genus Polycelis. | Zoological Magazine (Tokyo), 88 (4): 665 |
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| Polycelis schmidti (Zabusov, 1916) | w | other research on this sp. | ||
| Polycelis auriculata Ijima & Kaburaki, 1916 | w | other research on this sp. |