Name: Hydrogenophaga intermedia Contzen et al. 2001

Category: Species

Proposed as: sp. nov.

Etymology: in.ter.me’di.a. L. fem. adj. intermedia, intermediate, referring to the phylogenetic position of this organisms within the genus Hydrogenophaga

Pronunciation, gender: in-ter-ME-di-a, feminine

Type strain: DSM 5680; IAM 14919; JCM 21401; NBRC 102510; S1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF019037 Analyse FASTA

Effective publication: Contzen M, Moore ER, Blumel S, Stolz A, Kampfer P. Hydrogenophaga intermedia sp. nov., a 4-aminobenzenesulfonate degrading organism. Syst Appl Microbiol 2000; 23:487-493.

IJSEM list: Anonymous. Validation list no. 80. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2001; 51:793-794.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is -0.02474 (N = 26).
  • 😷 The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 9 times in PubMed until 2025-06-04.
  • 🧍 According to Rules 27(3) and 30, this name is not validly published, because the original publication makes reference to the deposit of the type strain in a single recognized culture collection. However, according to the Judicial Opinion 81, Hydrogenophaga intermedia Contzen et al. 2001 is considered to be validly published, since deposit in a second culture collection in a different country has been documented. Publication: Euzeby JP, Tindall BJ. Status of strains that contravene Rules 27(3) and 30 of the Bacteriological Code. Request for an opinion. Int J Syst Evol Microbiol 2004; 54:293-301.

Parent taxon: Hydrogenophaga Willems et al. 1989

Assigned by: Contzen M, Moore ER, Blumel S, Stolz A, Kampfer P. Hydrogenophaga intermedia sp. nov., a 4-aminobenzenesulfonate degrading organism. Syst Appl Microbiol 2000; 23:487-493.

Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/hydrogenophaga-intermediaCopy to clipboardLink copied to clipboard

Record number: 776946