Kroh, A.; Mooi, R. (2025). World Echinoidea Database.
Eupatagus obscurus (A. Agassiz & H.L. Clark, 1907). Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=513269 on 2025-06-09
Glover, A.G.; Higgs, N.; Horton, T. (2025). World Register of Deep-Sea species (WoRDSS).
Eupatagus obscurus (A. Agassiz & H.L. Clark, 1907). Accessed at: https://marinespecies.org/Deepsea/aphia.php?p=taxdetails&id=513269 on 2025-06-09