Genus No. of 16S rDNA Genus No. of 16S rDNA
Firmicutes phylum
Acetanaerobacterium 22 Lachnobacterium 29
Acetivibrio 1606 Lactobacillus 38569
Acidaminococcus 247 Megasphaera 1378
Allisonella 42 Mitsuokella 313
Allobaculum 2717 Mogibacterium 788
Anaerobacter 53 Oribacterium 479
Anaerofilum 122 Oscillibacter 5016
Anaerosporobacter 332 Papillibacter 24
Anaerovibrio 307 Parasporobacterium 1
Blautia 10823 Peptococcus 246
Butyrivibrio 1208 Phascolarctobacterium 980
Catenibacterium 580 Pseudobutyrivibrio 394
Catonella 227 Roseburia 3657
Clostridium 65450 Ruminococcus 5541
Coprococcus 1687 Sarcina 684
Dialister 3218 Selenomonas 2292
Dorea 2050 Sharpea 49
Erysipelothrix 94 Sporacetigenium 36
Ethanoligenens 101 Sporobacterium 1
Eubacterium 4425 Streptococcus 89257
Faecalibacterium 15823 Subdoligranulum 147
Fastidiosipila 51 Turicibacter 1287
Hespellia 17 Weissella 2680
Howardella 35    
Bacteroidetes phylum
Bacteroides 41413 Paraprevotella 1205
Barnesiella 7933 Prevotella 33515
Butyricicoccus 870 Tannerella 355
Hallella 257 Xylanibacter 13
Parabacteroides 10044    
Actinobacteria phylum
Adlercreutzia 52 Eggerthella 335
Atopobium 981 Enterorhabdus 123
Bifidobacterium 4842 Olsenella 493
Butyricimonas 262 Slackia 121
Collinsella 1974    
Proteobacteria phylum
Campylobacter 2107 Lebetimonas 19
Desulfovibrio 4343 Succinivibrio 784
Escherichia 13457    
Spirochaetes phylum
Spirochaeta 6683 Treponema 6055
TM7 phylum
TM7 genera incertaesedis 3145    
Table 1: Bacterial phyla and genera along with the number of 16S rDNA sequences used in this study.