Trochammina pygmaea Höglund, 1947 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Foraminifera class Globothalamea order Lituolida family Trochamminidae genus Ammoglobigerina species Ammoglobigerina pygmaea Name Homonyms Trochammina pygmaea Höglund, 1947 Trochammina pygmaea (Häusler, 1881)