Name: Gemmiger formicilis Gossling and Moore 1975 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: for.mi.ci.lis. N.L. neut. n. acidum formicum, acid formic; L. masc. suff. -ilis, suffix denoting pertaining to; N.L. masc./fem. adj. formicilis, pertaining to formic acid

Gender: masculine

Type strain: ATCC 27749

Conduct genome-based taxonomy at

16S rRNA gene: GU562446 Analyse FASTA

Effective publication: Gossling J, Moore WEC. Gemmiger formicilis, n. gen., n. sp., an anaerobic budding bacterium from intestines. International Journal of Systematic Bacteriology 1975; 25:202-207.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Gemmiger Gossling and Moore 1975 (Approved Lists 1980). Publication: Gossling J, Moore WEC. Gemmiger formicilis, n. gen., n. sp., an anaerobic budding bacterium from intestines. International Journal of Systematic Bacteriology 1975; 25:202-207.
  • 😷 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 20 times in PubMed until 2024-03-27.
  • 🧍 According to Ludwig et al. (2021), this "species is classified as an alphaproteobacteria, but it belongs to the Firmicutes and affiliates among Oscillospiraceae, and needs revision". Publication: Ludwig W, Viver T, Westram R, Francisco Gago J, Bustos-Caparros E, Knittel K, Amann R, Rossello-Mora R. Release LTP_12_2020, featuring a new ARB alignment and improved 16S rRNA tree for prokaryotic type strains. Syst Appl Microbiol 2021; 44:126218.
  • 🧍 Yarza et al. (2013) expected for accession GU562446, originating from the alleged type-strain deposit ATCC 27749, an affiliation with Hypomicrobiaceae (Proteobacteria) but observed an affiliation with Ruminococcaceae (Firmicutes) and 97.5% similarity against Subdoligranulum variabile. Publication: Yarza P, Sproer C, Swiderski J, Mrotzek N, Spring S, Tindall BJ, Gronow S, Pukall R, Klenk HP, Lang E, et al. Sequencing orphan species initiative (SOS): Filling the gaps in the 16S rRNA gene sequence database for all species with validly published names. Syst Appl Microbiol 2013; 36:69-73.
  • 🧍 The 16S rRNA gene sequence of the type strain shows an unexpected affiliation with the family Ruminococcaceae (97.5% similarity against Subdoligranulum variabile). Publication: Yarza P, Sproer C, Swiderski J, Mrotzek N, Spring S, Tindall BJ, Gronow S, Pukall R, Klenk HP, Lang E, et al. Sequencing orphan species initiative (SOS): Filling the gaps in the 16S rRNA gene sequence database for all species with validly published names. Syst Appl Microbiol 2013; 36:69-73.

Parent taxon: Gemmiger Gossling and Moore 1975 (Approved Lists 1980)

Assigned by: Gossling J, Moore WEC. Gemmiger formicilis, n. gen., n. sp., an anaerobic budding bacterium from intestines. International Journal of Systematic Bacteriology 1975; 25:202-207.

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Record number: 783901