Pennatulidae is a
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
of
sea pen
Sea pens are colonial marine cnidarians belonging to the order Pennatulacea. There are 14 families within the order; 35 extant genera, and it is estimated that of 450 described species, around 200 are valid. Sea pens have a cosmo ...
s, a member of the subclass
Octocorallia
Octocorallia (also known as Alcyonaria) is a class of Anthozoa comprising around 3,000 species of water-based organisms formed of colonial polyps with 8-fold symmetry. It includes the blue coral, soft corals, sea pens, and gorgonians (sea fan ...
in the
phylum
In biology, a phylum (; plural: phyla) is a level of classification or taxonomic rank below kingdom and above class. Traditionally, in botany the term division has been used instead of phylum, although the International Code of Nomenclature f ...
Cnidaria
Cnidaria () is a phylum under kingdom Animalia containing over 11,000 species of aquatic animals found both in freshwater and marine environments, predominantly the latter.
Their distinguishing feature is cnidocytes, specialized cells that th ...
.
Genera
The
World Register of Marine Species
The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive list of names of marine organisms.
Content
The content of the registry is edited and maintained by scientific specialist ...
lists the following
genera
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...
:
*''
Crassophyllum''
Tixier-Durivault, 1961
*''
Graphularia''
*''
Gyrophyllum
''Gyrophyllum'' is a genus of corals belonging to the family Pennatulidae.
The species of this genus are found in Central Atlantic Ocean, Malesia
Malesia is a biogeographical region straddling the Equator and the boundaries of the Indomal ...
''
Studer, 1891
*''
Pennatula
''Pennatula'' is a genus of sea pens in the family Pennatulidae. The genus contains several bioluminescent species, including Pennatula rubra, Pennatula phosphorea
''Pennatula'' is a genus of sea pens in the Family (biology), family Pennatuli ...
''
Linnaeus, 1758
*''
Pteroeides''
Herklots, 1858
*''
Ptilosarcus''
Verrill, 1865
*''
Sarcoptilus
''Sarcoptilus'' is a genus of sea pen
Sea pens are colonial marine cnidarians belonging to the order Pennatulacea. There are 14 families within the order; 35 extant genera, and it is estimated that of 450 described species, a ...
''
Gray, 1848
See also
*''
Ptilosarcus gurneyi
''Ptilosarcus gurneyi'', the orange sea pen or fleshy sea pen, is a species of sea pen in the family Pennatulidae. It is native to the northeastern Pacific Ocean where it lives in deep water anchored by its base in sand or mud. It has received i ...
'' ("orange sea pen")
References
Pennatulacea
Cnidarian families
Taxa named by Christian Gottfried Ehrenberg
{{Octocorallia-stub