| Mesocastrada fuhrmanni Volz, 1898 | [with synonyms] | w | latest taxonomic authority | 21 |
| Koinocystididae Jordania Sekera, 1911 | | w | primary taxonomic authority (describer) | |
| Jordania stolzi Sekera, 1912 | | w | primary taxonomic authority (describer) | 28-32, f. 26-29 |
| Sekerana stolzi (Sekera, 1912) | | w | primary taxonomic authority (describer) | 28-32 |
| Polycystidinae Opisthocystis Sekera, 1911 | [with synonyms] | w | primary taxonomic authority (describer) | 34 |
| Strongylostoma caecum Sekera, 1912 | [with synonyms] | w | primary taxonomic authority (describer) | 19, f. 16-18 |
| Microstomum lineare (Müller, 1773) | [with synonyms] | w | other taxonomic work | 6 |
| Polycystis goettei Bresslau, 1906 | | w | other taxonomic work | 32, f. 31-33 |
| Sekerana stolci (Sekera, 1911) | [with synonyms] | w | primary taxonomic authority (describer) | |
