| author | date | title | journal / publication | Brusa F, Damborenea C, Noreña C | 2008 | "Dalyellioida" (Platyhelminthes, Rhabdocoela) from the Río de la Plata estuary in Argentina, with the description of two new species of Gieysztoria | Zootaxa 1861: 1-16 |
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| Gieysztoria atalaya Brusa, Damborenea, and Norena, 2008 | w | primary taxonomic authority (describer) | ||
| Gieysztoria matilde Brusa, Damborenea, and Norena, 2008 | w | primary taxonomic authority (describer) | ||
| Gieysztoria therapaina Marcus, 1946 | [with synonyms] | w | other taxonomic work |