Protostelium pyriformis Olive & Stoianovitch, 1969 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Protozoa phylum Amoebozoa class Lobosa order Amoebida family Acanthamoebidae genus Acanthamoeba species Acanthamoeba pyriformis Name Homonyms Protostelium pyriformis Olive & Stoianovitch, 1969