| author | date | title | journal / publication | Gremigni V | 1969 | Ricerche istochimiche e ultrastrutturali sull'ovogenesi dei tricladi. II. Inclusi citplamatici in Planaria torva, Dendrocoelum lacteum e Polycelis nigra. | Accad naz Lincei 47:397-404. |
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| Dendrocoelum lacteum (Müller, 1773) | [with synonyms] | w | other research on this sp. | |
| Planaria torva (Müller, 1773) | [with synonyms] | w | other research on this sp. | |
| Polycelis nigra (Müller, 1774) | [with synonyms] | w | other research on this sp. |