Ankistrodesmus pfitzeri (Schrod.) G.S.West Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Chlorophyceae order Sphaeropleales family Selenastraceae genus Quadrigula species Quadrigula pfitzeri Name Homonyms Ankistrodesmus pfitzeri (Schrod.) G.S.West