Priscomyzon riniensis Gess et al., 2006 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Petromyzonti order Petromyzontiformes family Petromyzontidae genus Priscomyzon species Priscomyzon riniensis Name Homonyms Priscomyzon riniensis Gess et al., 2006