Septimyalina perattenuata Newell Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia order Myalinida family Myalinidae genus Septimyalina species Septimyalina perattenuata Name Homonyms Septimyalina perattenuata (Meek & Hayden, 1858)