| Macrostomum karlingi Papi, 1953 | | w | primary taxonomic authority (describer) | 14-17, figs. 19-22 |
| Myozona lutheri Papi, 1953 | | w | primary taxonomic authority (describer) | 20-25, figs. 29-38 |
| Macrostomum balticum meridionalis Papi, 1953 | | w | primary taxonomic authority (describer) | 7-10, figs 6-11 |
| Macrostomum longituba Papi, 1953 | | w | primary taxonomic authority (describer) | 4-7, Figs. 1-5 |
| Macrostomum mystrophorum Meixner, 1926 | | w | other taxonomic work | 10-14, figs. 12-18 |
| Macrostomum distinguendum Papi, 1951 | [with synonyms] | w | primary taxonomic authority (describer) | 17-20, figs. 24-28 |
| Macrostomum appendiculatum (1) distinguenda Papi, 1951 | | w | latest taxonomic authority | 17-20, figs. 24-28 |
| Macrostomum meridionale Papi, 1953 | [with synonyms] | w | primary taxonomic authority (describer) | 12 |