WoRMS taxon details

Checked: verified by a taxonomic editorBoreohydridae Westblad, 1947

22777  (urn:lsid:marinespecies.org:taxname:22777)

marine, brackish, fresh, terrestrial
recent only
Westblad, E., 1947. Notes on hydroids. Ark. Zool., Stockholm -39 5: 1-23. [details]   
Schuchert, P. (2016). Boreohydridae Westblad, 1947. In: Schuchert, P. (2017). World Hydrozoa database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=22777 on 2018-01-20

2004-12-21 15:54:05Z
2008-01-10 07:31:11Z
2009-04-28 06:22:10Z
2010-09-08 12:01:38Z
2013-02-22 16:26:12Z
2016-08-15 09:01:12Z

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original description Westblad, E., 1947. Notes on hydroids. Ark. Zool., Stockholm -39 5: 1-23. [details]   

basis of record Bouillon, J.; Gravili, C.; Pagès, F.; Gili, J.-M.; Boero, F. (2006). An introduction to Hydrozoa. Mémoires du Muséum national d'Histoire naturelle, 194. Muséum national d'Histoire naturelle: Paris, France. ISBN 2-85653-580-1. 591 + 1 cd-rom pp. (look up in IMIS[details]   
From editor or global species database
Checked: verified by a taxonomic editorDiagnosis Medusa umbrella evenly rounded with thick apical jelly; manubrium half as long as bell cavity, with or without broad, dome-shaped apical chamber; mouth simple, with ring of nematocysts; gonad forming thick ring around manubrium; four narrow radial canals
and narrow ring canal; four marginal bulbs each with a solid tentacle terminating in ovoid knob studded with nematocysts. No ocelli.
Hydroids solitary, small, with one whorl of reduced tentacles, capitate or not, located in the oral or median part of column; perisarc covering of base filmy or absent; gametes in body wall.  [details]