| Koinocystididae Falkla Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Falkla bacillata Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Placorhynchus meridionalis Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Polycystidinae Koinocystella Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Koinocystella inermis Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Polycystidinae Fungorhynchus Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Fungorhynchus pistillatus Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Polycystidinae Antiboreorhynchus Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Antiboreorhynchus torquatus Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Polycystidinae Austrorhynchus Karling, 1952 | | w | primary taxonomic authority (describer) | |
| Austrorhynchus pectatus Karling, 1952 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Koinocystella inermis Karling, 1952 | | w | other taxonomic work | |
| Phonorhynchus pearsei Ferguson, Stirewalt & Kepner, 1940 | | w | other taxonomic work | |
| Polycystis matarazzoi (Marcus, 1948) | | w | other taxonomic work | |
| Psammopolycystis bidens Meixner, 1938 | | w | other taxonomic work | |
| Zuccaria fredelyna Marcus, 1948 | | w | other taxonomic work | |
