? dixoni Ooster, 1870 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Echinodermata class Crinoidea order Isocrinida family Isselicrinidae Name Homonyms ? dixoni W.S.Brooks, 1915 ? dixoni Leidy, 1875 ? dixoni Carruthers, 1878 ? dixoni Ooster, 1870