Valcouroceras tenuiseptum (Ruedemann, 1906) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda family Valcouroceratidae genus Valcouroceras species Orthoceras tenuiseptum Name Homonyms Valcouroceras tenuiseptum (Ruedemann, 1906)