Ischyodus rayhaasi Hoganson & Erickson, 2005 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Holocephali order Chimaeriformes family Callorhinchidae genus Ischyodus species Ischyodus rayhaasi Name Homonyms Ischyodus rayhaasi Hoganson & Erickson, 2005