263 Bacteria Actinobacteria Actinobacteria Actinomycetales Planctomycetaceae Planctomyces 22 Bacteria Euryarchaeota Clostridia Clostridiales Ruminococcaceae 4 Bacteria Proteobacteria Alphaproteobacteria Clostridiales Sphingomonadaceae 139 Bacteria Euryarchaeota Clostridia Clostridiales mitochondria 4 Bacteria Firmicutes Bacilli Actinomycetales Bacillaceae 5 Bacteria Firmicutes Clostridia Clostridiales Lachnospiraceae Candidatus_Nitrososphaera 5 Bacteria Firmicutes Clostridia Clostridiales Pirellulaceae 6 Bacteria Firmicutes Clostridia Clostridiales Halobacteriaceae 4 Bacteria Firmicutes Chloroplast Clostridiales Fusobacteriaceae Fusobacterium 5 Bacteria Firmicutes Bacilli Lactobacillales Bacillaceae Bacillus 4 Bacteria Proteobacteria Alphaproteobacteria Rickettsiales mitochondria 14 Bacteria Firmicutes Clostridia Clostridiales Cenarchaeaceae Planctomyces 7 Bacteria Proteobacteria Clostridia Clostridiales Halobacteriaceae Leptolyngbya 5 Bacteria Firmicutes Clostridia Clostridiales Lachnospiraceae Lactobacillus 6 Bacteria Actinobacteria Actinobacteria Actinomycetales Actinomycetaceae Actinomyces 9 Bacteria Euryarchaeota Clostridia Clostridiales 16 Bacteria Actinobacteria Actinobacteria Actinomycetales Propionibacteriaceae Propionibacterium 24 Bacteria Proteobacteria Thermoplasmata E2 Marine_group_II 56 Bacteria Proteobacteria Alphaproteobacteria Clostridiales Ruminococcaceae 4 Bacteria Firmicutes Bacilli Bacillales Staphylococcaceae Staphylococcus 5 Bacteria Firmicutes Clostridia Clostridiales Veillonellaceae 24 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 8 Bacteria Proteobacteria Clostridia Clostridiales Veillonellaceae 9 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 9 Bacteria Proteobacteria Gammaproteobacteria E2 DHVEG 518 Bacteria Proteobacteria Deltaproteobacteria Actinomycetales Anaeroplasmataceae Asteroleplasma 12 Bacteria Firmicutes Clostridia Clostridiales Helicobacteraceae 31 Bacteria Euryarchaeota Thermoplasmata E2 3 Bacteria Proteobacteria Thermoplasmata E2 Marine_group_II 9 Bacteria Firmicutes Clostridia Clostridiales 3 Bacteria Proteobacteria Deltaproteobacteria Clostridiales Desulfobulbaceae Candidatus_Portiera 5 Bacteria Proteobacteria Chloroplast Clostridiales mitochondria 5 Bacteria Firmicutes Actinobacteria Actinomycetales Ruminococcaceae 5 Bacteria Proteobacteria Alphaproteobacteria Rickettsiales mitochondria 6 Bacteria Firmicutes Clostridia Clostridiales Rhodobacteraceae 6 Bacteria Firmicutes Clostridia Clostridiales Erysipelotrichaceae Allobaculum 7 Bacteria Firmicutes Clostridia Clostridiales 117 Bacteria Firmicutes Clostridia Clostridiales 5 Bacteria Proteobacteria Acidimicrobiia Acidimicrobiales Phormidiaceae Mycoplasma 4 Bacteria Firmicutes Bacilli E2 Streptococcaceae Streptococcus 3 Bacteria Proteobacteria Gammaproteobacteria Acidimicrobiales Helicobacteraceae 4 Bacteria Actinobacteria Actinobacteria Actinomycetales 15 Bacteria Firmicutes Clostridia Clostridiales 11 Bacteria Firmicutes Thermoplasmata E2 7 Bacteria Proteobacteria Gammaproteobacteria Burkholderiales Comamonadaceae 10 Bacteria Euryarchaeota Thermoplasmata E2 TMEG 6 Bacteria Proteobacteria Clostridia Clostridiales Marine_group_II 4 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Ruminococcus 4 Bacteria Cyanobacteria Chloroplast Clostridiales 13 Bacteria Actinobacteria Clostridia Clostridiales Ruminococcaceae 8 Bacteria Proteobacteria Clostridia Clostridiales mitochondria 9 Bacteria Proteobacteria Deltaproteobacteria Clostridiales Desulfarculaceae 21 Bacteria Proteobacteria Alphaproteobacteria Rickettsiales mitochondria 3 Bacteria Proteobacteria Clostridia Clostridiales 3 Bacteria Firmicutes Clostridia Clostridiales Veillonellaceae 188 Bacteria Firmicutes Clostridia Clostridiales Lachnospiraceae 4 Bacteria Proteobacteria Alphaproteobacteria Clostridiales mitochondria 573 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 100 Bacteria Proteobacteria Gammaproteobacteria Clostridiales Ruminococcaceae 6 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 772 Bacteria Firmicutes Thermoplasmata Bacillales Bacillaceae Bacillus 160 Bacteria Firmicutes Thermoplasmata E2 Bacillaceae 275 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 10 Bacteria Proteobacteria Thermoplasmata E2 Marine_group_II 7 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 146 Bacteria Proteobacteria Actinobacteria Actinomycetales Ruminococcaceae 2235 Bacteria Euryarchaeota Thermoplasmata Clostridiales Ruminococcaceae 14 Bacteria Euryarchaeota Clostridia Clostridiales Ruminococcaceae 44 Bacteria Actinobacteria Actinobacteria Actinomycetales Fusobacteriaceae Brevibacterium Cetobacterium_somerae 20 Bacteria Firmicutes Clostridia Clostridiales Anaerococcus 10 Bacteria Firmicutes Clostridia Clostridiales Lachnospiraceae 318 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 953 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 27 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 19 Bacteria Proteobacteria Clostridia Clostridiales Bacillaceae 7 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 5 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 4 Bacteria Firmicutes Bacilli Clostridiales Bacillaceae Bacillus 13 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 453 Bacteria Euryarchaeota Thermoplasmata E2 Prevotellaceae Prevotella 5 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 484 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 13 Bacteria Proteobacteria Clostridia Clostridiales 20 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 6 Bacteria Firmicutes Clostridia Clostridiales Streptococcaceae Streptococcus 155 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 1982 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 95 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 10 Bacteria Proteobacteria Alphaproteobacteria Clostridiales 11 Bacteria Firmicutes Clostridia Clostridiales 2567 Bacteria Proteobacteria Thermoplasmata E2 9 Bacteria Firmicutes Clostridia Clostridiales 705 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 4 Bacteria Proteobacteria Clostridia Clostridiales Bacillaceae 5 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 19 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 37 Bacteria Euryarchaeota Thermoplasmata E2 205 Bacteria Proteobacteria Thermoplasmata E2 14 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Faecalibacterium Faecalibacterium_prausnitzii 1819 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 319 Bacteria Proteobacteria Thermoplasmata E2 DHVEG 707 Bacteria Euryarchaeota Thermoplasmata E2 Flavobacteriaceae Candidatus_Nitrososphaera Candidatus_Nitrososphaera_SCA1145 4 Bacteria Firmicutes Clostridia Clostridiales 12 Bacteria Euryarchaeota Thermoplasmata E2 27 Bacteria Firmicutes Clostridia Clostridiales 433 Bacteria Crenarchaeota Clostridia Clostridiales 19 Bacteria Proteobacteria Alphaproteobacteria Clostridiales 52 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 245 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 345 Bacteria Euryarchaeota Clostridia Clostridiales Ruminococcaceae Faecalibacterium Faecalibacterium_prausnitzii 84 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 158 Bacteria Firmicutes Clostridia Clostridiales Bacillaceae Geobacillus 82 Bacteria Euryarchaeota Clostridia Clostridiales Ruminococcaceae 28 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 104 Bacteria Proteobacteria Gammaproteobacteria Clostridiales 6 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 5 Bacteria Proteobacteria Clostridia Clostridiales DHVEG 50 Bacteria Euryarchaeota Thermoplasmata E2 12 Bacteria Proteobacteria Thermoplasmata Clostridiales Ruminococcaceae 5 Bacteria Firmicutes Clostridia Clostridiales Cenarchaeaceae Nitrosopumilus 6 Bacteria Euryarchaeota Thermoplasmata E2 Methylophilaceae 55 Bacteria Cyanobacteria Thermoplasmata E2 DHVEG 5 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 5 Bacteria Cyanobacteria Clostridia Clostridiales Ruminococcaceae 9 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 85 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Corynebacterium 5 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 1594 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 6 Bacteria Euryarchaeota Thermoplasmata Clostridiales Ruminococcaceae 26 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 19 Bacteria Euryarchaeota Thermoplasmata E2 Synechococcaceae Prochlorococcus 71 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 64 Bacteria Firmicutes Clostridia Clostridiales Pirellulaceae 4 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 23 Bacteria Proteobacteria Thermoplasmata E2 DHVEG 3 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 4 Bacteria Proteobacteria Alphaproteobacteria Clostridiales Ruminococcaceae 26 Bacteria Firmicutes Thermoplasmata E2 5 Bacteria Proteobacteria Clostridia Clostridiales Marine_group_II 9 Bacteria Euryarchaeota Thermoplasmata E2 Nitrososphaeraceae Candidatus_Nitrososphaera Candidatus_Nitrososphaera_SCA1145 2392 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 3 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 16 Bacteria Firmicutes Clostridia Clostridiales 6 Bacteria Proteobacteria Clostridia Clostridiales DHVEG 13 Bacteria Euryarchaeota Clostridia Clostridiales DHVEG 6 Bacteria Euryarchaeota Methanobacteria Methanobacteriales 180 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 75 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 9 Bacteria Firmicutes Clostridia Clostridiales DHVEG 189 Bacteria Proteobacteria Alphaproteobacteria Clostridiales 62 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 29 Bacteria Firmicutes Thermoplasmata E2 DHVEG 76 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 3 Bacteria Firmicutes Clostridia Clostridiales 184 Bacteria Proteobacteria Alphaproteobacteria E2 14 Bacteria Euryarchaeota Thermoplasmata E2 vadinCA11 60 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 7 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 16 Bacteria Firmicutes Clostridia Clostridiales 5 Bacteria Proteobacteria Alphaproteobacteria Clostridiales mitochondria 7 Bacteria Euryarchaeota Alphaproteobacteria E2 Erythrobacteraceae 5 Bacteria Euryarchaeota MBGA 30 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 22 Bacteria Proteobacteria Thermoplasmata E2 Veillonellaceae 22 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 95 Bacteria Cyanobacteria Clostridia Clostridiales Ruminococcaceae 9 Bacteria Euryarchaeota Thermoplasmata E2 Fusobacteriaceae Cetobacterium Cetobacterium_somerae 35 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 8 Bacteria Firmicutes Thermoplasmata E2 22 Bacteria Firmicutes Clostridia Clostridiales 39 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 145 Bacteria Euryarchaeota Thermoplasmata E2 Ruminococcaceae 117 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 3 Bacteria Proteobacteria Thermoplasmata E2 10 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae Candidatus_Nitrososphaera Candidatus_Nitrososphaera_SCA1145 28 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 893 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 46 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 135 Bacteria Firmicutes Clostridia Clostridiales Nitrososphaeraceae Candidatus_Nitrososphaera Candidatus_Nitrososphaera_SCA1145 4 Bacteria Euryarchaeota Thermoplasmata E2 Planococcaceae 68 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 4 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 8 Bacteria Euryarchaeota Thermoplasmata E2 23 Bacteria Firmicutes Thermoplasmata E2 DHVEG 70 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 12 Bacteria Proteobacteria Thermoplasmata E2 Marine_group_II 15 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 8 Bacteria Firmicutes Clostridia Clostridiales Veillonellaceae Selenomonas Selenomonas_ruminantium 9 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 6 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 10 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 27 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 6 Bacteria Firmicutes Thermoplasmata E2 Ruminococcaceae 142 Bacteria Euryarchaeota Thermoplasmata E2 Mamiellaceae 3 Bacteria Proteobacteria Thermoplasmata E2 Ruminococcaceae Fusobacterium 8 Bacteria Proteobacteria Clostridia E2 24 Bacteria Proteobacteria Clostridia Clostridiales 43 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 9 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 3 Bacteria Euryarchaeota Thermoplasmata E2 3 Bacteria Proteobacteria Thermoplasmata E2 DHVEG 11 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 12 Bacteria Cyanobacteria Thermoplasmata E2 87 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 15 Bacteria Firmicutes Clostridia Clostridiales 108 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 27 Bacteria Proteobacteria Thermoplasmata E2 Ruminococcaceae 13 Bacteria Proteobacteria Actinobacteria Actinomycetales Propionibacteriaceae Propionibacterium Propionibacterium_acnes 16 Bacteria Proteobacteria Chloroplast E2 7 Bacteria Proteobacteria Gammaproteobacteria Clostridiales Nitrososphaeraceae Candidatus_Nitrososphaera Candidatus_Nitrososphaera_SCA1145 7 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae Prevotella 8 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 13 Bacteria Firmicutes Clostridia Clostridiales 96 Bacteria Proteobacteria Thermoplasmata E2 26 Bacteria Cyanobacteria Bacilli E2 39 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 736 Bacteria Proteobacteria Thermoplasmata E2 56 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 216 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 2720 Bacteria Proteobacteria Thermoplasmata Clostridiales Actinomycetaceae Actinomyces 7 Bacteria Proteobacteria Alphaproteobacteria E2 Marine_group_II 3 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 10 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Faecalibacterium Faecalibacterium_prausnitzii 7 Bacteria Firmicutes Clostridia Clostridiales 4 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 21 Bacteria Proteobacteria Thermoplasmata E2 DHVEG 64 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 71 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 8 Bacteria Proteobacteria Alphaproteobacteria Clostridiales 4 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Faecalibacterium Faecalibacterium_prausnitzii 3 Bacteria Firmicutes Clostridia Clostridiales DHVEG 8 Bacteria Euryarchaeota Thermoplasmata E2 6 Bacteria Firmicutes Clostridia Clostridiales 10 Bacteria Euryarchaeota Thermoplasmata E2 TMEG 26 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 15 Bacteria Proteobacteria Thermoplasmata E2 vadinCA11 7 Bacteria Firmicutes Clostridia Clostridiales 12 Bacteria Firmicutes Thermoplasmata E2 TMEG 6 Bacteria Euryarchaeota Thermoplasmata E2 9 Bacteria Firmicutes Clostridia Clostridiales Lachnospiraceae 28 Bacteria Proteobacteria Alphaproteobacteria E2 7 Bacteria Euryarchaeota Thermoplasmata E2 10 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 12 Bacteria Proteobacteria Thermoplasmata E2 44 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 2248 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 9 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 252 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 225 Bacteria Proteobacteria Gammaproteobacteria Clostridiales mitochondria 27 Bacteria Euryarchaeota Thermoplasmata E2 18 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 6 Bacteria Proteobacteria Alphaproteobacteria Clostridiales 22 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 13 Bacteria Proteobacteria Thermoplasmata E2 TMEG 12 Bacteria Firmicutes Clostridia Clostridiales 5 Bacteria Proteobacteria Thermoplasmata E2 3 Bacteria Proteobacteria Clostridia Clostridiales 3 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Ruminococcus 800 Bacteria Firmicutes Clostridia Clostridiales Fusobacteriaceae u114 5 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 76 Bacteria Firmicutes Clostridia Clostridiales mitochondria 5 Bacteria Proteobacteria Clostridia Clostridiales Anaeroplasmataceae Asteroleplasma 24 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 73 Bacteria Firmicutes Clostridia Clostridiales 19 Bacteria Firmicutes Clostridia Clostridiales 5 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Faecalibacterium Faecalibacterium_prausnitzii 9 Bacteria Proteobacteria Clostridia Clostridiales Ruminococcaceae 12 Bacteria Firmicutes Clostridia Clostridiales 5 Bacteria Firmicutes Thermoplasmata E2 Cenarchaeaceae 3 Bacteria Proteobacteria Thermoplasmata E2 vadinCA11 16 Bacteria Proteobacteria Clostridia Clostridiales 23 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae vadinCA11 7 Bacteria Firmicutes Clostridia Clostridiales 42 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae Faecalibacterium Faecalibacterium_prausnitzii 6 Bacteria Proteobacteria Alphaproteobacteria Sphingomonadales Sphingomonadaceae 3 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 5 Bacteria Firmicutes Thermoplasmata E2 Marine_group_II 258 Bacteria Firmicutes Clostridia Clostridiales Lactobacillus 8 Bacteria Firmicutes Clostridia Clostridiales Lachnospiraceae 4 Bacteria Euryarchaeota Thermoplasmata E2 Marine_group_II 4 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 5 Bacteria Proteobacteria Thermoplasmata E2 DHVEG 9 Bacteria Proteobacteria Thermoplasmata E2 DHVEG 6 Bacteria Euryarchaeota Thermoplasmata E2 DHVEG 43 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 19 Bacteria Euryarchaeota Thermoplasmata E2 3 Bacteria Firmicutes Clostridia Clostridiales 10 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae 4 Bacteria Firmicutes Clostridia Clostridiales Peptococcaceae Desulfotomaculum 4 Bacteria Proteobacteria Phycisphaerae MSBL9 4 Bacteria Proteobacteria Thermoplasmata E2 Ruminococcaceae 3 Bacteria Firmicutes Clostridia Clostridiales Nitrososphaeraceae Candidatus_Nitrososphaera Candidatus_Nitrososphaera_SCA1145 23 Bacteria Proteobacteria Clostridia Clostridiales Veillonellaceae 5 Bacteria Actinobacteria Actinobacteria Actinomycetales AEGEAN_185 8 Bacteria Proteobacteria Deltaproteobacteria Flavobacteriales 6 Bacteria Proteobacteria Deltaproteobacteria E2 DHVEG 334 Bacteria Firmicutes Clostridia Clostridiales Ruminococcaceae