Vipera berus pseudaspis Schreiber, 1912 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Squamata family Viperidae genus Vipera species Vipera berus Name Homonyms Vipera berus pseudaspis Schreiber, 1912 Vipera berus var. pseudaspis Schreiber, 1912