Name: "Dermacentroxenus rickettsii" corrig. Wolbach 1919

Category: Species

Proposed as: sp. nov.

Etymology: ric.kett’si.i. N.L. gen. masc. n. rickettsii, of Ricketts, named after Howard Taylor Ricketts for his classic studies of the etiology of Rocky Mountain spotted fever

Pronunciation (Latin), gender: … rik-KETT-si-i, masculine

Nomenclatural type: ATCC VR-149; CRIRC RRI001; CSUR R5059; Iowa; Sheila Smith; Smith

Conduct genome-based taxonomy at

16S rRNA gene: CP018913 Analyse FASTA

Original publication: Wolbach SB. Studies on Rocky Mountain spotted Fever. J Med Res 1919; 41:1-198.

Nomenclatural status: not validly published, basonym of name in Approved Lists

Taxonomic status: synonym (and no standing)

Correct name: Rickettsia rickettsii corrig. (Wolbach 1919) Brumpt 1922 (Approved Lists 1980)

Risk group: 3

• Synonyms:

  • Name	Kind
    Rickettsia rickettsi (Wolbach 1919) Brumpt 1922 (Approved Lists 1980)	homotypic synonym, inaccurate spelling
    "Dermacentroxenus rickettsi" Wolbach 1919	other spelling of name, inaccurate spelling
    Rickettsia rickettsii corrig. (Wolbach 1919) Brumpt 1922 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus "Dermacentroxenus" Wolbach 1919. Publication: Wolbach SB. Studies on Rocky Mountain spotted Fever. J Med Res 1919; 41:1-198.
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 3, note = "human and animal pathogen - biological class of risk animal: 3". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 3, note = "Animal classification RG: 3 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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.

Parent taxon: "Dermacentroxenus" Wolbach 1919

Assigned by: Wolbach SB. Studies on Rocky Mountain spotted Fever. J Med Res 1919; 41:1-198.

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Record number: 4269