#Database_OTU Count Abundance Taxonomy 849440 34 0.957747 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_849440 547463 3 0.0422535 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; arboriphilus; otu_547463