Genus "Candidatus Lawsonia"

Name: "Candidatus Lawsonia" corrig. Gebhart et al. 1993

Category, proposed as: genus, Candidatus

Etymology: Law.so’ni.a. N.L. fem. n. Lawsonia, named after Gordon H.K. Lawson, the Scottish veterinarian who first recognized the organism causing porcine proliferative enteropathy

Gender, pronunciation (Latin): feminine (stem: Lawsoni-), law-SO-ni-a

Type species: "Candidatus Lawsonia intracellularis" corrig. Gebhart et al. 1993

Pro-valid publication: Gebhart CJ, Barns SM, McOrist S, Lin GF, Lawson GH. Ileal symbiont intracellularis, an obligate intracellular bacterium of porcine intestines showing a relationship to Desulfovibrio species. Int J Syst Bacteriol 1993; 43:533-538. 🇺🇸

IJSEM list: Oren A, Garrity GM, Parker CT, Chuvochina M, Trujillo ME. Candidatus list no. 1. Lists of names of prokaryotic Candidatus taxa. Int J Syst Evol Microbiol 2020; 70:3956-4042.

Nomenclatural status: not validly published

Nomenclatural pro-status: pro-validly published under the ICNP

Taxonomic status: synonym

Correct name: Lawsonia McOrist et al. 1995

Risk group: 1

• Synonyms:

  • Name	Kind
    "Candidatus " Gebhart et al. 1993	other spelling of name, inaccurate spelling
    Lawsonia McOrist et al. 1995	homotypic synonym, validly published under the ICNP

• Notes:
  • 🚋 The type species of this genus has alternatively been placed in the genus "Candidatus " Gebhart et al. 1993. Publication: Gebhart CJ, Barns SM, McOrist S, Lin GF, Lawson GH. Ileal symbiont intracellularis, an obligate intracellular bacterium of porcine intestines showing a relationship to Desulfovibrio species. Int J Syst Bacteriol 1993; 43:533-538. 🇺🇸
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Lawsona"; "Lawsonla"; "Lawsonta"; "Luwsoniu"; "Vawsonia".
  • ❗ "Candidatus Lawsonia" is the pro-correct name instead if this genus is regarded as a separate genus (i.e., if its nomenclatural type is not assigned to another genus whose name is validly published and legitimate or pro-validly published and pro-legitimate and not rejected and has priority or pro-priority).
  • 🎰 The BRCs most frequently used for deposits in this group are: NCTC: 1.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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.
  • 💥 This name is a homonym of Lawsonia L. (botanical) [from Catalogue of Life].

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
    "Candidatus Lawsonia intracellularis" corrig. Gebhart et al. 1993	not validly published	synonym

Parent taxon: Desulfovibrionaceae Kuever et al. 2006

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Kuever J, Rainey FA, Widdel F. Family I. Desulfovibrionaceae fam. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part C (The Alpha-, Beta-, Delta-, and Epsilonproteobacteria), Springer, New York, 2005, p. 926. 🇺🇸

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Record number: 36329