Antedonidae
Encyclopedia
Antedonidae is a family
of crinoid
s or feather stars in the phylum Echinodermata. Members of the family are unstalked and have ten feathery arms. They can move about freely and have clawed cirri
to attach them temporarily to structures.
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
of crinoid
Crinoid
Crinoids are marine animals that make up the class Crinoidea of the echinoderms . Crinoidea comes from the Greek word krinon, "a lily", and eidos, "form". They live both in shallow water and in depths as great as 6,000 meters. Sea lilies refer to the crinoids which, in their adult form, are...
s or feather stars in the phylum Echinodermata. Members of the family are unstalked and have ten feathery arms. They can move about freely and have clawed cirri
Cirrus
Cirrus may refer to:In science:*Cirrus cloud, a type of cloud*Cirrus , a German research rocket*Cirrus, a fleshy, downward extension of the upper lip in salamanders or fish*Cirrus, a thoracic limb of an adult barnacle...
to attach them temporarily to structures.
Genera
The following genera are recognised by the World Register of Marine Species:- Subfamily Bathymetrinae
- Phrixometra Clark, 1921
- Thaumatometra AH Clark, 1908
- Tonrometra AH Clark, 1917
- Subfamily Heliometrinae
- Anthometra Clark, 1915
- Florometra Clark, 1915
- Promachocrinus Carpenter, 1879
- Solanometra Clark, 1911
- Subfamily Isometrainae
- Isometra AH Clark, 1908
- Subfamily Thysanometrinae
- Coccometra AH Clark, 1908
- Thysanometra AH Clark, 1907
- Unallocated
- Andrometra Clark, 1917
- Anisometra John, 1939
- Annametra Clark, 1936
- AntedonAntedonAntedon is a genus of free-swimming, stemless 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 from a central concave disc...
de Freminville, 1811 - Argyrometra
- Athrypsometra Messing & White, 2001
- Balanometra Clark, 1909
- Caryometra
- Comatonia
- Cominia
- Compsometra Clark, 1906
- Ctenantedon
- Cyclometra
- Dorometra Clark, 1917
- Eometra Clark, 1936
- Erythrometra
- Eumorphometra Clark, 1915
- Hathrometra AH Clark, 1908
- Helenametra
- Heliometra AH Clark, 1907
- Hypalometra
- Iridometra Clark, 1908
- Kempometra John, 1938
- Leptometra AH Clark, 1908
- Meteororometra AM Clark, 1980
- Nanometra
- Orthometra AH Clark, 1917
- Perometra Clark, 1907
- Poliometra AH Clark, 1923
- Retiometra
- Trichometra AH Clark, 1908