| author | date | title | journal / publication | Hellmann L, Leal-Zanchet AM, Ferreira RL | 2018 | abs. | Two new sympatric troglobitic freshwater flatworms (Platyhelminthes: Dugesiidae) from a hotspot of subterranean biodiversity in the Neotropics. | Zootaxa, Vol. 4438(3): 561-574 |
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| Girardia arenicola Hellmann & Leal-Zanchet, 2018 | w | primary taxonomic authority (describer) | 563 | |
| Girardia paucipunctata Hellmann & Leal-Zanchet, 2018 | w | primary taxonomic authority (describer) | 567 |