Biloculina depressa var. serrata Bailey, 1861 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Foraminifera class Tubothalamea order Miliolida family Hauerinidae genus Pyrgo species Pyrgo serrata Name Homonyms Biloculina depressa var. serrata Bailey, 1861 Biloculina depressa var. serrata Brady, 1884