Rhiphaeites aktubensis Ruzhentsev, 1933 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Goniatitida family Metalegoceratidae genus Eothinites species Eothinites kargalensis Name Homonyms Rhiphaeites aktubensis Ruzhentsev, 1933