Higher Classification: > Kingdom Animalia > Subkingdom Eumetazoa > Phylum Cnidaria > Subphylum Medusozoa > Class Hydrozoa > Subclass Hydroidolina > Order Anthoathecata > Suborder Filifera > Superfamily Bougainvillioidea > Family Bougainvilliidae > Genus Rhizorhagium

Rhizorhagium roseum M. Sars, 1874

Rank: Species
Taxon Status: accepted

Relationships towards this taxon

Genus group names

*Rhizorhagium*	M. Sars, 1874	accepted genus name
*Aselomaris*	Berrill, 1948	synonym

Species group names

*Perigonimus sarsii*	Bonnevie, 1898	synonym
*Rhizorhagium sarsii*	(Bonnevie, 1898)	synonym

Literature

original description	Sars, G. O. 1874. Bidrag til Kundskaben om Norges Hydroider. - Forhandlinger i Videnskabs-Selskabet i Kristiana 1873: 91-150, pls 2-5.
basis of record	van der Land, J.; Vervoort, W.; Cairns, S.D.; Schuchert, P. (2001). Hydrozoa, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 112-120
additional source	Calder, D. R. (2017). Additions to the hydroids (Cnidaria, Hydrozoa) of the Bay of Fundy, northeastern North America, with a checklist of species reported from the region. Zootaxa. 4256(1): 1-86.
additional source	Hayward, P.J. & J.S. Ryland (Eds.). (1990). The marine fauna of the British Isles and North-West Europe: 1. Introduction and protozoans to arthropods. Clarendon Press: Oxford, UK. 627 pp.
additional source	Brunel, P., L. Bosse & G. Lamarche. (1998). Catalogue of the marine invertebrates of the estuary and Gulf of St. Lawrence. Canadian Special Publication of Fisheries and Aquatic Sciences, 126. 405 pp.
additional source	Integrated Taxonomic Information System (ITIS).
redescription	Schuchert, P. (2007). The European athecate hydroids and their medusae (Hydrozoa, Cnidaria): Filifera part 2. Revue suisse de Zoologie. 114: 195-396.
redescription	Schuchert, P. 2012. North-West European Athecate Hydroids and their Medusae. Synopses of the British Fauna (New Series) 59. The Linnean Society of London, London, pp. i-viii, 1-364.

Genbank

Citation

Schuchert, P.; Choong, H.; Galea, H.; Hoeksema, B.; Lindsay, D.; Manko, M.; Pica, D. (2025). World Hydrozoa Database. Rhizorhagium roseum M. Sars, 1874. Via: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvantidis, C.; Appeltans, W. (2011) European Register of Marine Species, Accessed through PESI at http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:117354