Kroh, A.; Mooi, R. (2025). World Echinoidea Database.
Prionechinus sagittiger A. Agassiz, 1879. 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=513488 on 2025-12-06
Glover, A.G.; Higgs, N.; Horton, T. (2025). World Register of Deep-Sea species (WoRDSS).
Prionechinus sagittiger A. Agassiz, 1879. Accessed at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=513488 on 2025-12-06