Endoxocrinus wyvillethomsoni Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Metazoa phylum Echinodermata class Crinoidea order Isocrinida family Isocrinidae genus Endoxocrinus species Endoxocrinus wyvillethomsoni Name Synonyms Endoxocrinus wyvillethomsoni (Thomson, 1872) Pentacrinus wyville-thomsoni Pentacrinus wyville-thomsoni Thomson, 1872 Homonyms Endoxocrinus wyvillethomsoni Endoxocrinus wyvillethomsoni (Thomson, 1872)