Sierwald, P.; Decker, P.; Spelda, J. (2024). MilliBase.
Drakensius Verhoeff, 1939. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=893475 on 2025-04-04
Marine Species Traits editorial board (2025). Marine Species Traits.
Drakensius Verhoeff, 1939. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=893475 on 2025-04-04