WoRMS name details
Sagamihydra dyssymetra (Billard, 1929)
418882 (urn:lsid:marinespecies.org:taxname:418882)
unaccepted (synonym)
Species
Sagamihydra Hirohito, 1995 accepted as Halecium Oken, 1815
marine, fresh, terrestrial
recent only
(of Halecium dyssymetrum Billard, 1929) Billard, A., 1929. Note sur un genre nouveau et quelques espèces nouvelles d'Halecidae. Bull. Soc. zool. Fr. 54 : 305-307.
page(s): 307, fig. 1C [details]
page(s): 307, fig. 1C [details]
Schuchert, P.; Choong, H.; Galea, H.; Hoeksema, B.; Lindsay, D.; Manko, M.; Pica, D. (2026). World Hydrozoa Database. Sagamihydra dyssymetra (Billard, 1929). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=418882 on 2026-07-24
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Attribution 4.0 License
Nomenclature
original description
(of Halecium dyssymetrum Billard, 1929) Billard, A., 1929. Note sur un genre nouveau et quelques espèces nouvelles d'Halecidae. Bull. Soc. zool. Fr. 54 : 305-307.
page(s): 307, fig. 1C [details]
basis of record Calder, D. R. and S. D. Cairns. 2009. Hydroids (Cnidaria: Hydrozoa) of the Gulf of Mexico, Pp. 381–394 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas. [details]
page(s): 307, fig. 1C [details]
basis of record Calder, D. R. and S. D. Cairns. 2009. Hydroids (Cnidaria: Hydrozoa) of the Gulf of Mexico, Pp. 381–394 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas. [details]
Other
context source (Bermuda)
Calder D.R. (1991). Shallow-water hydroids of Bermuda: the Thecatae, exclusive of Plumularioidea. <em>Royal Ontario Museum Life Sciences Contributions.</em> 154: 1-140., available online at https://doi.org/10.2307/1352274 [details] Available for editors 
[request]
[request]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
