Thiocapsa pfennigii Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Gammaproteobacteria order Chromatiales family Chromatiaceae genus Thiococcus species Thiococcus pfennigii Name Homonyms Thiocapsa pfennigii Thiocapsa pfennigii Eimhjellen 1970 (Approved Lists 1980)