Antedonidae 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 ...

crinoid Crinoids are marine animals that make up the class Crinoidea. Crinoids that are attached to the sea bottom by a stalk in their adult form are commonly called sea lilies, while the unstalked forms are called feather stars or comatulids, which are ...

s or feather stars in the phylum

Echinodermata An echinoderm () is any member of the phylum Echinodermata (). The adults are recognisable by their (usually five-point) radial symmetry, and include starfish, brittle stars, sea urchins, sand dollars, and sea cucumbers, as well as the sea li ...

. Members of the family are unstalked and have ten feathery arms. They can move about freely and have clawed

cirri Giovanni Battista Cirri (1 October 1724 – 11 June 1808) was an Italian cellist and composer in the 18th century. Biography Cirri was born in Forlì in the Emilia-Romagna Region of Italy. He had his first musical training with his brother ...

to attach them temporarily to structures.Family Antedonidae
Marine Species Identification Portal. Retrieved 2011-10-11.

Genera

The following genera are recognised by the World Register of Marine Species: * sub-familia Antedoninae (Norman, 1865) ** genus '' Andrometra'' AH Clark, 1917 -- 2 species ** genus '' Annametra'' AH Clark, 1936 -- 2 species ** genus ''

Antedon ''Antedon'' is a genus of free-swimming, stemless Crinoidea, crinoids. The genus first appeared in the fossil record in the Cretaceous period. Characteristics Members of this genus have no stems but have five pairs of feathery arms arising fro ...

'' de Fréminville, 1811 -- 14 species ** genus '' Ctenantedon'' Meyer, 1972 -- 1 species ** genus '' Dorometra'' Clark, 1917 -- 9 species ** genus '' Euantedon'' AH Clark, 1912 -- 6 species ** genus '' Eumetra'' AH Clark, 1908 -- 1 species ** genus '' Iridometra'' Clark, 1908 -- 3 species ** genus '' Mastigometra'' AH Clark, 1908 -- 3 species ** genus '' Toxometra'' AH Clark, 1911 -- 5 species * sub-familia Bathymetrinae AH Clark, 1909 ** genus '' Argyrometra'' AH Clark, 1917 -- 2 species ** genus '' Bathymetra'' AH Clark, 1908 -- 2 species ** genus '' Boleometra'' AH Clark, 1936 -- 1 species ** genus '' Fariometra'' AH Clark, 1917 -- 11 species ** genus '' Hathrometra'' AH Clark, 1908 -- 1 species ** genus '' Meteorometra'' AM Clark, 1980 -- 1 species ** genus '' Nepiometra'' AH Clark, 1917 -- 1 species ** genus '' Orthometra'' AH Clark, 1917 -- 1 species ** genus '' Phrixometra'' Clark, 1921 -- 6 species ** genus '' Retiometra'' AH Clark, 1936 -- 1 species ** genus '' Thaumatometra'' AH Clark, 1908 -- 11 species ** genus '' Tonrometra'' AH Clark, 1917 -- 4 species ** genus '' Trichometra'' AH Clark, 1908 -- 3 species * sub-familia Heliometrinae AH Clark, 1909 ** genus '' Anthometrina'' Eleaume, Hess & Messing, 2011 -- 1 species ** genus '' Comatonia'' AH Clark, 1916 -- 1 species ** genus '' Florometra'' AH Clark, 1913 -- 9 species ** genus '' Heliometra'' AH Clark, 1907 -- 1 species * sub-familia Isometrainae Fet & Messing, 2003 ** genus '' Isometra'' AH Clark, 1908 -- 7 species * sub-familia Perometrinae AH Clark, 1909 ** genus '' Erythrometra'' AH Clark, 1908 -- 3 species ** genus '' Helenametra'' AM Clark, 1966 -- 1 species ** genus '' Hypalometra'' AH Clark, 1908 -- 1 species ** genus '' Nanometra'' AH Clark, 1907 -- 3 species ** genus '' Perometra'' AH Clark, 1907 -- 4 species * sub-familia Thysanometrinae AH Clark, 1909 ** genus '' Coccometra'' AH Clark, 1908 -- 3 species ** genus '' Thysanometra'' AH Clark, 1907 -- 2 species * unassigned ** genus '' Adelometra'' AH Clark, 1907 -- 1 species ** genus '' Anisometra'' John, 1939 -- 1 species ** genus '' Athrypsometra'' Messing & White, 2001 -- 4 species ** genus '' Balanometra'' Clark, 1909 -- 1 species ** genus '' Caryometra'' AH Clark, 1936 -- 6 species ** genus '' Cyclometra'' AH Clark, 1911 -- 2 species ** genus '' Eometra'' Clark, 1936 -- 2 species ** genus '' Eumorphometra'' Clark, 1915 -- 5 species ** genus '' Hybometra'' AH Clark, 1913 -- 1 species ** genus '' Kempometra'' John, 1938 -- 1 species ** genus '' Leptometra'' AH Clark, 1908 -- 2 species ** genus '' Microcomatula'' AH Clark, 1918 -- 1 species ** genus '' Poliometra'' AH Clark, 1923 -- 1 species ** genus '' Promachocrinus'' Carpenter, 1879 -- 1 species ** genus '' Solanometra'' Clark, 1911 -- 1 species

References

{{Taxonbar, from=Q2852646