Zygometra mertoni Reichensperger, 1913 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata class Crinoidea order Comatulida family Zygometridae genus Zygometra species Zygometra microdiscus Name Homonyms Zygometra mertoni Reichensperger, 1913