World Hydrozoa Database

Hydrozoa taxon details

Melicertum octocostatum (M. Sars, 1835)

117743  (

marine, brackish, terrestrial
recent only
Note Coastal region of Bergen, Norway  
From editor or global species database
Type locality Coastal region of Bergen, Norway [details]
Schuchert, P. (2018). World Hydrozoa Database. Melicertum octocostatum (M. Sars, 1835). Accessed at: on 2018-03-21
2004-12-21 15:54:05Z
2016-01-08 09:43:35Z

original description  (ofMelicertum georgicum Agassiz, 1862) Agassiz, L. 1862a. Contributions to the natural history of the United States of America. Vol. IV. Little Brown, Boston, pp. 1-380, pls 1-19., available online at
page(s): 349 [details]   

original description  (ofOceania octocostata M. Sars, 1835) Sars, M. (1835). Beskrivelser og Iagttagelser over nogle moerkelige eller nye i Havet ved den Bergenske Kyst levende Dyr af Polypernes, Acalephernes, Radiaternes, Annelidernes og Molluskernes classer, med en kort Oversigt over de hidtil af Forfatteren sammesteds fundne Arter og deres Forekommen. Bergen, Thorstein Hallagers Forlag hos Chr. Dahl, R.S., xii + 81 pp., 15 plates., available online at
page(s): 24, pl. 4 fig. 9a-d, [details]   

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 (look up in IMIS[details]   

additional source Calder, D. 2003 MS. Checklist of Hydroids, hydromedusae and siphonophores reported from the Bay of Fundy. [details]   

additional source Linkletter, L. E. (1977). A checklist of marine fauna and flora of the Bay of Fundy. Huntsman Marine Laboratory, St. Andrews, N.B. 68: p. [details]   

additional source Meinkoth, N.A. 1981. Field guide to North American seashore creatures. The Audubon Society. Alfred A. Knopf. New York. 799 p. [details]   

additional source Muller, Y. (2004). Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. [Coastal fauna and flora of the Nord, Pas-de-Calais and Belgium: inventory]. Commission RĂ©gionale de Biologie RĂ©gion Nord Pas-de-Calais: France. 307 pp., available online at [details]   

additional source Shih, C.T., 1977. A guide to the Jellyfish of Canadian Atlantic waters. National Museum of Natural Sciences, Natural History Series 5 : 1-190. [details]   

additional source Liu J.Y. [Ruiyu] (ed.). (2008). Checklist of marine biota of China seas. China Science Press. 1267 pp. (look up in IMIS[details]  Available for editors  PDF available 

additional source Trott, T. J. (2004). Cobscook Bay inventory: a historical checklist of marine invertebrates spanning 162 years. Northeastern Naturalist. 11, 261-324., available online at [details]  Available for editors  PDF available 

redescription Schuchert. P. (2017). Systematic notes on some leptomedusa species with a description of Neotima galeai n. spec. (Hydrozoa, Cnidaria). Revue suisse de Zoologie. 124(2): 351-375., available online at
page(s): 353, Fig. 1A-B [details]  Available for editors  PDF available 

redescription Cornelius, P. F. S. (1995). North-West European Thecate Hydroids and their Medusae. Part 1. Laodiceidae to Haleciidae. In: R.S.K. Barnes & J.H. Crothers, eds, Synopses of the British Fauna (New Series). The Linn. Soc. London and Est. Coas. Sci. Ass. - Field Studies Council. 50 : i-vii, 1-347. (look up in IMIS)
page(s): 124, fig. 17 [details]   

basis of record  (ofMelicertum georgicum Agassiz, 1862) Kramp P.L. (1961a). Synopsis of the medusae of the world. Journal of the Marine Biological Association of the U. K. 40: 1-469., available online at
page(s): 136 [details]  OpenAccess publication 

source of synonymy  (ofMelicertum georgicum Agassiz, 1862) Arai, M.N. & A. Brinckmann-Voss, 1980. Hydromedusae of British Columbia and Puget Sound. Can. Bull. Fish. aquat. Sci. 204 : 1-192.
page(s): 82 [details]  Available for editors  PDF available 

basis of record  (ofMelicertidium octocostatum (M. Sars, 1835)) Haeckel E. (1879). Das System der Medusen. Erster Teil einer Monographie der Medusen. Denkschriften der Medicinisch-Naturwissenschaftlichen Gesellschaft zu Jena. 1: XX+1-360, 320 plates., available online at
page(s): 138 [details]   

additional source  (ofMelicertum georgicum Agassiz, 1862) Vervoort, W.; Schuchert, P. & van der Land, J. (2000-2007). as a contribution to UNESCO-IOC Register of Marine Organisms. (look up in IMIS[details]   

context source (Deepsea) Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at [details]   
 Present  Inaccurate  Introduced: alien 

From editor or global species database
Biology colonial polyps, free medusae [details]

Type locality Coastal region of Bergen, Norway [details]