Esthonyx bisulcatus Cope, 1874 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia family Tillotheriidae genus Esthonyx species Esthonyx bisulcatus Name Synonyms Esthonyx acer Cope, 1874 Esthonyx burmeisteri (Cope, 1874) Platychoerops burmeisteri (Cope, 1874) Homonyms Esthonyx bisulcatus Cope, 1874