| author | date | title | journal / publication | Beltagi S, El Said FA | 2003 | Studies on freshwater Turbellaria from Egypt: Mesostoma orabiensis n. sp. | Journal of Union of Arab Biologists Cairo A Zoology 19:177-192 |
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| Mesostoma orabiense Beltagi & El-Said, 2003 | w | primary taxonomic authority (describer) | 182 |