Myriotrochus is a genus of sea cucumbers. The following species are recognised in the genus Myriotrochus: Myriotrochus ahearnae Pawson, Nizinski & Ames...

may be the deepest-living group of echinoderms : species of the genera Myriotrochus and Prototrochus (such as Prototrochus bruuni) have been identified down...

and the record seems to be some species of the genus Myriotrochus (in particular Myriotrochus bruuni), identified down to 10,687 meters deep. In more...