? parallelum Schmidt Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Chromista phylum Myzozoa class Dinophyceae order Gonyaulacales family Ceratiaceae genus Tripos species Tripos brevis Name Homonyms ? parallelum Say, 1825 ? parallelum Scudder, 1879 ? parallelum Ruzhentsev, 1959 ? parallelum Hall, 1860 ? parallelum Schmidt