Name: Azoarcus anaerobius Springer et al. 1998

Category: Species

Proposed as: sp. nov.

Etymology: an.ae.ro’bi.us. Gr. pref. an-, not (here: inseparable prefix); Gr. masc. n. aêr (gen. aeros), air; Gr. masc. n. bios, life; N.L. masc. adj. anaerobius, not living in air, anaerobic

Pronunciation, gender: an-a͡e-RO-bi-us, masculine

Type strain: DSM 12081; LMG 30943; LuFRes1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y14701 Analyse FASTA

Valid publication: Springer N, Ludwig W, Philipp B, Schink B. Azoarcus anaerobius sp. nov., a resorcinol-degrading, strictly anaerobic, denitrifying bacterium. Int J Syst Bacteriol 1998; 48:953-956.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 48, part 3 of the IJSB. Int J Syst Bacteriol 1998; 48:1085-1087.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Aromatoleum anaerobium (Springer et al. 1998) Rabus et al. 2019

Risk group: 1

• Synonyms:

  • Name	Kind
    Aromatoleum anaerobium (Springer et al. 1998) Rabus et al. 2019	homotypic synonym, validly published under the ICNP

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • ❗ Azoarcus anaerobius is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Azoarcus.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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.

Parent taxon: Azoarcus Reinhold-Hurek et al. 1993

Assigned by: Springer N, Ludwig W, Philipp B, Schink B. Azoarcus anaerobius sp. nov., a resorcinol-degrading, strictly anaerobic, denitrifying bacterium. Int J Syst Bacteriol 1998; 48:953-956.

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Record number: 773573