Sivorthis calatravaensis Reyes-Abril et al., 2010 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Brachiopoda class Rhynchonellata family Orthidae genus Sivorthis species Sivorthis calatravaensis Name Homonyms Sivorthis calatravaensis Reyes-Abril et al., 2010