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Species Fibrobacter intestinalis
Name: Fibrobacter intestinalis Montgomery et al. 1988
Etymology: in.tes.ti.na’lis. L. neut. adj. intestinum, intestines; L. masc./fem. adj. suff. -alis, suffix denoting pertaining to; N.L. masc. adj. intestinalis, pertaining to the intestines, referring to the original site of isolation
Pronunciation (Latin), gender: … in-tes-ti-NA-lis, masculine
Type strain: ATCC 43854; NR9
Conduct genome-based taxonomy at
16S rRNA gene:
AJ496284
Analyse
FASTA
Valid publication:
Montgomery L, Flesher B, Stahl D. Transfer of Bacteroides succinogenes (Hungate) to Fibrobacter gen. nov. as Fibrobacter succinogenes comb. nov. and description of Fibrobacter intestinalis sp. nov. Int. J. Syst. Bacteriol. 1988; 38:430-435. 
Nomenclatural status: validly published under the ICNP
Taxonomic status: correct name (and explicitly recommended for medical use)
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Emendations:
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García-López et al. 2019
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.
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Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.
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García-López et al. 2019
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.
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Notes:
- 😷 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 13 times in PubMed until 2025-06-04.
- 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded pathogenicity of the species itself.
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🧍 According to Bartlett et al. (2022), this species is an established human pathogen.
Publication:
Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧
Parent taxon: Fibrobacter Montgomery et al. 1988
Assigned by:
Montgomery L, Flesher B, Stahl D. Transfer of Bacteroides succinogenes (Hungate) to Fibrobacter gen. nov. as Fibrobacter succinogenes comb. nov. and description of Fibrobacter intestinalis sp. nov. Int. J. Syst. Bacteriol. 1988; 38:430-435.
Linking: To permanently link to this page, use https://doi.org/10.83108/rn.783833Link copied to clipboard
This LPSN page was printed on 2026-04-19 00:08:01