Name: Fervidobacterium pennivorans corrig. Friedrich and Antranikian 1999

Category: Species

Proposed as: sp. nov.

Etymology: pen.ni.vo.rans. L. fem. n. penna, feather, wing; L. pres. part. vorans, devouring; N.L. part. adj. pennivorans, feather-devouring (referring to the ability of the organism to degrade keratin, a protein found in feathers)

Gender: neuter

Type strain: DSM 9078; Ven5

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HE582748 Analyse FASTA

Effective publication: Friedrich AB, Antranikian G. Keratin Degradation by Fervidobacterium pennavorans, a Novel Thermophilic Anaerobic Species of the Order Thermotogales. Appl Environ Microbiol 1996; 62:2875-2882.

IJSEM list: Anonymous. Validation list no. 68. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1999; 49:1-3.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Fervidobacterium pennavorans Friedrich and Antranikian 1999	other spelling of name, inaccurate spelling

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 😷 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.
  • 🎓 Name mentioned 8 times in PubMed until 2024-03-28.
  • 🧍 Because of restricted availability of the original isolate (DSM 7003) [1] an additional isolate, Ven5 = DSM 9078 [2] was later designated as the type strain [3]. Publication: Friedrich AB, Antranikian G. Keratin Degradation by Fervidobacterium pennavorans, a Novel Thermophilic Anaerobic Species of the Order Thermotogales. Appl Environ Microbiol 1996; 62:2875-2882.
  • 🧍 See also: Publication: Koch R, Canganella F, Hippe H, Jahnke KD, Antranikian G. Purification and Properties of a Thermostable Pullulanase from a Newly Isolated Thermophilic Anaerobic Bacterium, Fervidobacterium pennavorans Ven5. Appl Environ Microbiol 1997; 63:1088-1094.
  • 🧍 The original spelling of the specific epithet, pennavorans (sic), has been corrected on validation according to Rule 61. Publication: Anonymous. Validation list no. 68. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1999; 49:1-3.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 1

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Fervidobacterium pennivorans subsp. keratinolyticus" Javier-Lopez et al. 2022	not validly published	preferred name (not correct name)

Parent taxon: Fervidobacterium Patel et al. 1985

Assigned by: Friedrich AB, Antranikian G. Keratin Degradation by Fervidobacterium pennavorans, a Novel Thermophilic Anaerobic Species of the Order Thermotogales. Appl Environ Microbiol 1996; 62:2875-2882.

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Record number: 776200