? tethys Billings, 1860 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Brachiopoda class Rhynchonellata order Rhynchonellida family Camarotoechiidae Name Homonyms ? tethys Gemmelaro, 1878 ? tethys Billings, 1860 ? tethys Bonaparte, 1852 ? tethys Meek & Worthen, 1869