Home›Microorganism Genera›Era First Appeared›PrecambrianBrowse ByPrecambrianFactsPrecambrianSourcesComments (0)Reader Challenges (0)FactsComparisonTaxonomic Rank OrderWell-attested7 1PrecambrianFilter Results1 entryTaxonomic RankAllGenus (1)Common GroupAllFossil Microorganism Genera (1)Everyday GroupAllFossil Microorganism Genera (1)Living or ExtinctAllYes (1)Show ResultsBeltanelliformisPrecambrianSources1. Wikipedia: Taxonomic ranktier 2WikipediaTaxonomic rank, Fundamental ranks section, rank sequence sentence, microorganism generaQuote, Taxonomic rank, Fundamental ranks section, rank sequence sentence, microorganism generakingdom, phylum or division, class, order, family, genus, and speciesView the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.