? tessellatus Stradner, 1968 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Chromista phylum Haptophyta class Prymnesiophyceae family Polycyclolithaceae Name Homonyms ? tessellatus Say, 1824 ? tessellatus Motschulsky, 1856 ? tessellatus Stradner, 1968 ? tessellatus Phillips, 1841