Ax, P.; Ehlers, U. (1973). Interstitielle Fauna von Galapagos. III. Promesostominae (Turbellaria, Typhloplanoida). Mikrofauna Meeresboden, 23:1-16[details] Available for editors
Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2025). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Promesostoma tenebrosum Ax & Ehlers, 1973. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=481030 on 2025-04-04
Marine Species Traits editorial board (2025). Marine Species Traits. Promesostoma tenebrosum Ax & Ehlers, 1973. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=481030 on 2025-04-04
original descriptionAx, P.; Ehlers, U. (1973). Interstitielle Fauna von Galapagos. III. Promesostominae (Turbellaria, Typhloplanoida). Mikrofauna Meeresboden, 23:1-16[details] Available for editors
Present Inaccurate Introduced: alien Containing type locality