Massilina crenata (Karrer, 1868) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Foraminifera class Tubothalamea order Miliolida family Hauerinidae genus Massilina species Massilina crenata Name Synonyms Spiroloculina crenata Karrer, 1868 Spirosigmoilina crenata (Karrer, 1868) Homonyms Massilina crenata (Karrer, 1868)