Palaeoanacorax primulus (Müller & Diedrich, 1991) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Elasmobranchii order Lamniformes family Lamnidae genus Squalicorax Name Homonyms Palaeoanacorax primulus (Müller & Diedrich, 1991)