Ischyrotomus californicus (Wilson, 1940) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Rodentia family Ischyromyidae genus Pseudotomus species Ischyrotomus californicus Name Synonyms Pseudotomus californicus (Wilson, 1940) Homonyms Ischyrotomus californicus (Wilson, 1940)