Cryptopygus agreni (Börner, 1903) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Collembola order Entomobryomorpha family Isotomidae genus Cryptopygus species Cryptopygus agreni Name Synonyms Isotoma agreni Börner, 1903 Isotoma aogreni H.Ågren, 1904 Isotomina aogreni R.S.Bagnall, 1949 Proisotoma similis Gisin, 1944 Homonyms Cryptopygus agreni (Börner, 1903)