AmphorometraAmphorometra is an extinct genus of crinoids in the family Conometridae.DescriptionMembers of the genus have no dorsal star or radial pits.TaxonomyThe genus was first described by Torsten Gislén in 1924, who named the genus after the Ancient Greek word amphoreús.Species† Amphorometra atacica † Amphorometra brydonei † ''Amphorometra waitakiana''