? planatus Roemer, 1852 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Echinodermata class Echinoidea order Holectypoida family Coenholectypidae genus Coenholectypus species Coenholectypus planatus Name Homonyms ? planatus Roemer, 1852 ? planatus Bassoli & Schubert, 1906 ? planatus Viereck, 1925 ? planatus Straneo, 1972