Myriotrochidae is a family of sea cucumbers.
Description and characteristics Members of this family have digitate tentacles, bearing 2-8 digits on each side. They lack podia, radial canals and respiratory tree.
The soft body wall is supported by ossicles which are generally wheel-shaped with 8 or more spokes.
They are abyssal sea cucumbers, and may be the deepest-living group of echinoderms : species of the genera Myriotrochus and Prototrochus (such as Prototrochus bruuni) have been identified down to deep..
List of genera The following genera are recognised in the family Myriotrochidae: Acanthotrochus Danielssen & Koren, 1881 -- 3 species Achiridota Clark, 1908 -- 3 species †Hemisphaeranthos Terquem & Berthelin, 1875 -- 4 species Myriotrochus Steenstrup, 1851 -- 19 species Neolepidotrochus Bohn, 2005 -- 5 species Parvotrochus Gage & Billett, 1986 -- 1 species Prototrochus Belyaev & Mironov, 1982 -- 17 species Siniotrochus Pawson, 1971 -- 3 species Trochoderma Théel, 1877 -- 1 species
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