Calder, D. R., and W. S. Johnson. “Margelopsis gibbesii (McCrady, 1859) (Cnidaria, Hydrozoa): Taxonomic Review, and Conservation of Usage by Designation of a Lectotype”. Zootaxa, vol. 4052, no. 2, Dec. 2015, pp. 215–225, doi:10.11646/zootaxa.4052.2.5.