Fibrobacter (Bacteroides) succinogenes
Ruminococcus albus
Ruminococcus flavefaciens
Butyrivibrio fibrisolvens
Clostridium lochheadii
Streptococcus bovis
Ruminobacter (Bacterodies) amylophilus
Prevotella (Bacteroides) ruminocola
Succinimonas amylolytica
Selenomonas  ruminantium
Lachnospira multiparus
Succinivibrio dextrinosolvens
Methanobrevibacter ruminantium
Methanosarcina barkeri
Treponema bryantii
Megasphaera elsdenii
Lactobacillus sp.
Anaerovibrio lipolytica
Eubacterium ruminantium
Oxalobacter formigenes
Wolinella succinogenes