| author | date | title | journal / publication | Holleman JJ | 1998 | Two new species of the genus Anonymus from New Zealand (Polycladida, Cotylea). | Hydrobiologia 383: 61-67 |
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| Anonymus kaikourensis Holleman, 1998 | w | primary taxonomic authority (describer) | ||
| Anonymus multivirilis Holleman, 1998 | w | primary taxonomic authority (describer) |