Turritopsis

{{Short description|Genus of hydrozoans}} {{Use dmy dates|date=September 2020}} {{Automatic taxobox | image = PSM V33 D765 Turritopsis.jpg | image_caption = | taxon = Turritopsis | authority = McCrady, 1857<ref>{{ITIS| id = 48897| taxon = Turritopsis| accessdate = 16 June 2011}}</ref> | synonyms = * ''Clavula'' Wright, 1859 * ''Dendroclava'' Weismann, 1883 | subdivision_ranks = Species | subdivision = See text }}

'''''Turritopsis''''' is a genus of hydrozoans in the family Oceaniidae.

==Species== According to the ''World Register of Marine Species'', this genus includes the following species:<ref name=WoRMS>{{WoRMS |id=117056 |title=Turritopsis |accessdate=5 August 2012}}</ref>

* ''Turritopsis chevalense'' {{small|(Thorneley, 1904)}} – ''species inquirenda'' * ''Turritopsis dohrnii'' {{small|(Weismann, 1883)}} also known as the "Benjamin Button jellyfish", or the "immortal jellyfish". It can reverse its life cycle and transform itself back to a polyp.<ref>{{cite news |author=Nathaniel Rich |author-link=Nathaniel Rich (reporter) |title=Can a Jellyfish Unlock the Secret of Immortality? |url=https://www.nytimes.com/2012/12/02/magazine/can-a-jellyfish-unlock-the-secret-of-immortality.html?src=me&ref=general |quote=For this reason Turritopsis dohrnii is often referred to as the Benjamin Button jellyfish. |newspaper=The New York Times|date=28 November 2012 |accessdate=2012-11-28 }}</ref> * ''Turritopsis fascicularis'' {{small|Fraser, 1943}} * ''Turritopsis lata'' {{small|Lendenfeld, 1884}} * ''Turritopsis minor'' {{small|(Nutting, 1905)}} * ''Turritopsis nutricula'' {{small|McCrady, 1857}} (several species, including the "immortal jellyfish", were formerly classified as ''T. nutricula'')<ref>{{cite journal|author1=M. P. Miglietta |author2=S. Piraino |author3=S. Kubota |author4=P. Schuchert |title=Species in the genus ''Turritopsis'' (Cnidaria, Hydrozoa): a molecular evaluation|journal=Journal of Zoological Systematics and Evolutionary Research|volume=45|number=1|year=2007|pages=11–19|doi=10.1111/j.1439-0469.2006.00379.x|doi-access=free}}</ref> * ''Turritopsis pacifica'' {{small|Maas, 1909}} * ''Turritopsis pleurostoma'' {{small|(Péron & Lesueur, 1809)}} – ''species inquirenda'' * ''Turritopsis polycirrha'' {{small|(Keferstein, 1862)}} * ''Turritopsis rubra'' {{small|Farquhar, 1895}}

==References== {{Reflist}}

==External links== * {{NCBI taxid|308578}} * {{Eol|88401}}

Category:Oceaniidae Category:Hydrozoan genera