Moura, Carlos J. 2015. “The Hydrozoan Fauna (Cnidaria: Hydrozoa) from the Peaks of the Ormonde and Gettysburg Seamounts (Gorringe Bank, NE Atlantic)”. Zootaxa 3972 (2). Auckland, New Zealand:148–180. https://doi.org/10.11646/zootaxa.3972.2.2.