Nassoviocrinus rarifissus Jaekel, 1918 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata class Crinoidea family Thalamocrinidae genus Nassoviocrinus species Nassoviocrinus rarifissus Name Homonyms Nassoviocrinus rarifissus Jaekel, 1918