Name: Chlorobaculum tepidum (Wahlund et al. 1996) Imhoff 2003

Category: Species

Proposed as: comb. nov.

Basonym: Chlorobium tepidum Wahlund et al. 1996

Etymology: te’pi.dum. L. neut. adj. tepidum, lukewarm

Gender: neuter

Type strain: ATCC 49652; CIP 105973; DSM 12025; NBRC 103806; TLS

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M58468 Analyse FASTA

Valid publication: Imhoff JF. Phylogenetic taxonomy of the family Chlorobiaceae on the basis of 16S rRNA and fmo (Fenna-Matthews-Olson protein) gene sequences. Int J Syst Evol Microbiol 2003; 53:941-951.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 4 of the IJSEM. Int J Syst Evol Microbiol 2003; 53:1703-1705.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Chlorobium tepidum Wahlund et al. 1996	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Chlorobaculum Imhoff 2003. Publication: Imhoff JF. Phylogenetic taxonomy of the family Chlorobiaceae on the basis of 16S rRNA and fmo (Fenna-Matthews-Olson protein) gene sequences. Int J Syst Evol Microbiol 2003; 53:941-951.
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 152 times in PubMed until 2024-03-27.
  • 🧍 In the paper by Imhoff 2003, the basonym is erroneously cited as Chlorobium tepidum Wahlund et al. 1991. Publication: Wahlund TM, Woese CR, Castenholz RW, Madigan MT. A thermophilic green sulfur bacterium from New Zealand hot springs, Chlorobium tepidum sp. nov. Arch. Microbiol. 1991; 156:81-90.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by García-López et al. (2019). Publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by Hahnke et al. (2016). Publication: Hahnke RL, Meier-Kolthoff JP, Garcia-Lopez M, Mukherjee S, Huntemann M, Ivanova NN, Woyke T, Kyrpides NC, Klenk HP, Goker M. Genome-Based Taxonomic Classification of Bacteroidetes. Front Microbiol 2016; 7:2003.

Parent taxon: Chlorobaculum Imhoff 2003

Assigned by: Imhoff JF. Phylogenetic taxonomy of the family Chlorobiaceae on the basis of 16S rRNA and fmo (Fenna-Matthews-Olson protein) gene sequences. Int J Syst Evol Microbiol 2003; 53:941-951.

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Record number: 774656