Psammosphaera exigua (Rhumbler, 1935) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Protozoa class Granuloreticulosea order Foraminiferida family Saccamminidae genus Psammosphaera species Psammosphaera exigua Name Homonyms Psammosphaera exigua (Rhumbler, 1935)