''Acetomicrobium flavidum'' is a

thermophilic A thermophile is an organism—a type of extremophile—that thrives at relatively high temperatures, between . Many thermophiles are archaea, though they can be bacteria or fungi. Thermophilic eubacteria are suggested to have been among the earl ...

bacterium in the genus

Acetomicrobium ''Acetomicrobium'' is a genus in the phylum Synergistota (Bacteria). In 2016, the former genus Anaerobaculum was folded into Acetomicrobium. Etymology The name ''Acetomicrobium'' derives from:Latin noun ', vinegar; New Latin neuter gender noun ...

. It was first isolated from thermophilic, anaerobic sewage sludge digester operated at . The bacterium is

gram negative The gram (originally gramme; SI unit symbol g) is a unit of mass in the International System of Units (SI) equal to one one thousandth of a kilogram. Originally defined as of 1795 as "the absolute weight of a volume of pure water equal to th ...

and highly motile. The species represented around 25% of the microbial population in the sludge.

References

Synergistota Bacteria described in 1985 {{Bacteria-stub