Plethodon cinereus polycentratus Highton & Grobman, 1956 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Amphibia order Caudata family Plethodontidae genus Plethodon species Plethodon serratus Name Homonyms Plethodon cinereus polycentratus Highton & Grobman, 1956