Ruzhenzevites ferganensis (Dutkevich, 1939) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Foraminifera order Fusulinida family Pseudofusulinidae genus Ruzhenzevites species Ruzhenzevites ferganensis Name Synonyms Pseudofusulina ferganensis (Dutkevich, 1939) Schwagerina ferganensis (Dutkevich, 1939) Schwagerina pailensis var. ferganensis Dutkevich, 1939 Homonyms Ruzhenzevites ferganensis (Dutkevich, 1939)