Castanotherium glabratum (Newport, 1844) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Diplopoda order Sphaerotheriida family Zephroniidae genus Castanotherium species Castanotherium glabratum Name Synonyms Sphaeropoeus bicollis Karsch, 1881 Zephronia bicollis (Karsch, 1881) Zephronia glabrata Newport, 1844 Homonyms Castanotherium glabratum (Newport, 1844)