Petrobacter is a genus of gram-negative, non-spore-forming bacteria from the family of Rhodocyclaceae which belongs to the class of Betaproteobacteria. So fare there is only one species known (Petrobacter succinatimandens).
[
"Thermophile",
"16S ribosomal RNA",
"Microbial population biology",
"Microorganism"
]