Crassispirifer monumentalis Abramov & Grigorieva, 1988 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Brachiopoda class Rhynchonellata family Spiriferidae genus Crassispirifer species Crassispirifer monumentalis Name Homonyms Crassispirifer monumentalis Abramov & Grigorieva, 1988