Schuchert, P. (2024). World Hydrozoa Database. Symplectoscyphus secundus (Kirchenpauer, 1884). Accessed at: https://marinespecies.org/Hydrozoa/aphia.php?p=taxdetails&id=285704 on 2024-09-17
basis of recordVervoort, W.; Schuchert, P. & van der Land, J. (2000-2007). as a contribution to UNESCO-IOC Register of Marine Organisms. (look up in IMIS) [details]