Name: Rickettsia da Rocha-Lima 1916 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Ric.kett’si.a. N.L. fem. n. Rickettsia, named after Howard Taylor Ricketts, who first associated organisms of this description with spotted fever and typhus and who died of typhus contracted in the course of his studies

Gender, pronunciation: feminine (stem: Rickettsi-), rik-KETT-si-a

Type species: Rickettsia prowazekii da Rocha-Lima 1916 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Da Rocha-Lima H. Zur Aetiologie des Fleckfeibers. Berliner Klinische Wochenschrift 1916; 53:567-569.

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, conserved name

Taxonomic status: correct name

Risk group: 3

• Synonyms:

  • Name	Kind
    "Dermacentroxenus" Wolbach 1919	heterotypic synonym, not validly published

• Notes:
  • 🥇 Nomenclatural type of the family Rickettsiaceae Pinkerton 1936 (Approved Lists 1980). Publication: Pinkerton H. Criteria for the accurate classification of the Rickettsial diseases (Rickettsioses) and of their etiological agents. Parasitology 1936; 28:172-189.
  • 🥇 Nomenclatural type of the order Rickettsiales Gieszczykiewicz 1939 (Approved Lists 1980). Publication: Gieszczykiewicz M. Zagadniene systematihki w bakteriologii - Zür Frage der Bakterien-Systematic. Bulletin de l'Académie Polonaise des Sciences Série des Sciences Biologiques 1939; 1:9-27.
  • 🥇 Nomenclatural type of the tribe Rickettsieae Philip 1957 (Approved Lists 1980). Publication: Philip CB. Tribe I. Rickettsieae Philip, Trib. Nov. In: Breed RS, Murray EGD, Smith NR (eds), Bergey’s Manual of Determinative Bacteriology, 7th ed., The Williams and Wilkins Co., Baltimore, 1957, p. 0.
  • 🧕 Breed et al. (1957) assigned this genus to the tribe Rickettsieae Philip 1957 (Approved Lists 1980). Publication: Parker CD. Genus V. Thiobacillus Beijerinck 1904. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 83-88.
  • 🧕 Cavalier-Smith (1998) assigned this genus to the infraphylum "Alphabacteria" (Cavalier-Smith 1992) Cavalier-Smith 1998. Publication: Cavalier-Smith T. A revised six-kingdom system of life. Biol Rev Camb Philos Soc 1998; 73:203-266. 🇬🇧
  • 🧕 Philip (1957) assigned this genus to the tribe Rickettsieae Philip 1957 (Approved Lists 1980). Publication: Philip CB. Tribe I. Rickettsieae Philip, Trib. Nov. In: Breed RS, Murray EGD, Smith NR (eds), Bergey’s Manual of Determinative Bacteriology, 7th ed., The Williams and Wilkins Co., Baltimore, 1957, p. 0.
  • 🧕 Philip (1962) assigned this genus to the tribe Rickettsieae Philip 1957 (Approved Lists 1980). Publication: Philip CB. Appendix G. Summary of tickborne rickettsioses. Report 2nd Meeting FAOIE Expert Panel on Tick-borne Diseases of Livestock, Cairo. United Nations, Rome, 1962.
  • 🧒 Breed et al. (1957) assigned the subgenus "Dermacentroxenus" to this genus. — 🧒 Breed et al. (1957) assigned the subgenus "Rochalimaea" to this genus. — 🧒 Breed et al. (1957) assigned the subgenus "Zinssera" to this genus. Publication: Parker CD. Genus V. Thiobacillus Beijerinck 1904. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 83-88.
  • 🧒 Philip (1962) assigned the subgenus "Dermacentroxenus" to this genus. — 🧒 Philip (1962) assigned the subgenus "Rickettsia" to this genus. — 🧒 Philip (1962) assigned the subgenus "Rochalimaea" to this genus. — 🧒 Philip (1962) assigned the subgenus "Zinssera" to this genus. Publication: Philip CB. Appendix G. Summary of tickborne rickettsioses. Report 2nd Meeting FAOIE Expert Panel on Tick-borne Diseases of Livestock, Cairo. United Nations, Rome, 1962.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Hickettsia"; "Itickettsia"; "Kickettsia"; "Rfokettsia"; "Richcttsia"; "Richeltsia"; "Richettsia"; "Richkettsia"; "Ricisettsia"; "Rickcttsia"; "Rickeatsia"; "Rickectsia"; "Rickeffsia"; "Rickeitsia"; "Rickellsia"; "Rickeltsia"; "Rickensia"; "Ricketcsia"; "Ricketesia"; "Ricketisia"; "Ricketlsia"; "Ricketmia"; "Ricketrsia"; "Ricketsia"; "Ricketssia"; "Rickettaia"; "Ricketteia"; "Rickettisa"; "Rickettisia"; "Rickettsiia"; "Rickettsio"; "Rickettsiu"; "Rickettsol"; "Rickettsu"; "Rickettsza"; "Ricketwia"; "Ricketzsia"; "Rickeusia"; "Rickeusiu"; "Rickezisia"; "Rickeztsia"; "Rickezzsia"; "Rickittsia"; "Rickketsia"; "Ricksettia"; "Ricksettsia"; "Rickttsia"; "Riclcettsia"; "Rictlcettsia"; "Riekettsia"; "Riokettsia"; "Rirkettsia"; "Rjckettsia"; "Rlickettsia"; "Rzckettsia". — 🤨 This taxon name is occasionally used in plural form as: "Rickettsiae".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Gargani G, Lopez-Merino A. International Committee on Systematic Bacteriology, Subcommittee on the taxonomy of Brucella correspondence report (interim report 1991-1993). Int J Syst Evol Microbiol 2006; 56:1167-1168.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Mediannikov et al. (2008), Fournier et al. (2003), Beati and Raoult (1993). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: ATCC: 35; CSUR: 16; DSM: 10; B: 2; UTMB: 2; WDCM: 1; CIP: 1; CNCM: 1.
  • 😷 The risk group for France has been imported on 2024-08-30. The full classification is: risk group = 2. — The risk group for Sweden has been imported on 2024-02-05. The full classification is: risk group = 2. — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 3, note = "P650 = v". — The risk group for United Kingdom has been imported on 2024-01-31. The full classification is: risk group = 3. — 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.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "RKTS" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.
  • 🧍 See also Fournier and Raoult (2009). Publication: Fournier PE, Raoult D. Current knowledge on phylogeny and taxonomy of Rickettsia spp. Ann N Y Acad Sci 2009; 1166:1-11. 🇫🇷
  • 🧍 See also Yoshida (2003). Publication: Yoshida S. [Current topics on classification and nomenclature of bacteria. 16. Taxonomy of Rickettsia]. Kansenshogaku Zasshi 2003; 77:415-417.
  • 🧍 Conserved name (Judicial Opinion 19). Only conservation of a name and an epithet, and each over one earlier homotypic synonym. Publication: Judicial Commission. Judicial Opinion No. 19. Int J Syst Bacteriol 1958; 8:158-159.

Subdivision:

Number of child taxa with a validly published and correct name: 29
Number of child taxa with a validly published name, including synonyms: 34
Total number of child taxa: 159

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Rickettsia aeschlimannii Beati et al. 1997	validly published under the ICNP	correct name
    Rickettsia africae Kelly et al. 1996	validly published under the ICNP	correct name
    "Candidatus Rickettsia africaseptentrionalis" Buysse and Duron 2020	inaccurate spelling	misspelling
    "Candidatus Rickettsia africaustralis" Essbauer et al. 2018	not validly published	preferred name
    "Candidatus Rickettsia africiseptentrionalis" corrig. Buysse and Duron 2020	not validly published	pro-correct name
    Rickettsia akari Huebner et al. 1946 (Approved Lists 1980)	validly published under the ICNP	correct name
    Rickettsia amblyommatis Karpathy et al. 2016	validly published under the ICNP	correct name
    "Candidatus Rickettsia amblyommatis" corrig. Labruna et al. 2004	not validly published	synonym
    "Candidatus Rickettsia amblyommii" Labruna et al. 2004	inaccurate spelling	misspelling
    "Candidatus Rickettsia andeana" corrig. Jiang et al. 2005	not validly published	pro-correct name
    "Candidatus Rickettsia andeanae" Jiang et al. 2005	inaccurate spelling	misspelling
    "Candidatus Rickettsia angusta" corrig. Anstead and Chilton 2013	not validly published	pro-correct name
    "Candidatus Rickettsia angustus" Anstead and Chilton 2013	inaccurate spelling	misspelling
    "Candidatus Rickettsia anophelessinensis" Guo et al. 2016	inaccurate spelling	misspelling
    "Candidatus Rickettsia anophelis" corrig. Guo et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia antechini" Owen et al. 2006	not validly published	pro-correct name
    "Candidatus Rickettsia asemboensis" Jiang et al. 2013	inaccurate spelling	misspelling
    Rickettsia asembonensis Maina et al. 2016	validly published under the ICNP	correct name
    "Candidatus Rickettsia asembonensis" corrig. Jiang et al. 2013	not validly published	synonym
    Rickettsia asiatica Fujita et al. 2006	validly published under the ICNP	correct name
    Rickettsia australis Philip 1950 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Rickettsia azadi" Radulovic et al. 1995	not validly published	preferred name
    "Candidatus Rickettsia barbariae" Mura et al. 2008	inaccurate spelling	misspelling
    "Candidatus Rickettsia barbarica" corrig. Mura et al. 2008	not validly published	pro-correct name
    Rickettsia bellii Philip et al. 1983	validly published under the ICNP	correct name
    "Candidatus Rickettsia bemisiae" Wang et al. 2020	not validly published	pro-correct name
    Rickettsia buchneri Kurtti et al. 2015	validly published under the ICNP	synonym
    "Rickettsia burneti" Derrick 1939	not validly published, basonym of name in Approved Lists	synonym
    Rickettsia canada McKiel et al. 1967 (Approved Lists 1980)	inaccurate spelling	misspelling
    Rickettsia canadensis corrig. McKiel et al. 1967 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Rickettsia canis" Donatien and Lestoquard 1935	not validly published, basonym of name in Approved Lists	synonym
    "Candidatus Rickettsia colombianensi" Miranda et al. 2012	inaccurate spelling	misspelling
    "Candidatus Rickettsia colombiensis" corrig. Miranda et al. 2012	not validly published	pro-correct name
    Rickettsia conori Brumpt 1932 (Approved Lists 1980)	inaccurate spelling	misspelling
    Rickettsia conorii corrig. Brumpt 1932 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Rickettsia cooleyi" Billings et al. 1998	not validly published	preferred name
    "Candidatus Rickettsia culextritaeniorhynchus" Guo et al. 2016	inaccurate spelling	misspelling
    "Candidatus Rickettsia culicis" corrig. Guo et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia davousti" Mediannikov et al. 2007	inaccurate spelling	misspelling
    "Candidatus Rickettsia davoustii" corrig. Mediannikov et al. 2007	not validly published	pro-correct name
    "Rickettsia felis" Bouyer et al. 2001	not validly published	preferred name
    "Rickettsia finnyi" Korla et al. 2025	not validly published	preferred name
    Rickettsia fournieri Diop et al. 2018	validly published under the ICNP	correct name
    "Candidatus Rickettsia gannanensis" corrig. Yang et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia gannanii" Yang et al. 2016	inaccurate spelling	misspelling
    "Candidatus Rickettsia goldwasseri" corrig. Keysary et al. 2011	not validly published	pro-correct name
    "Candidatus Rickettsia goldwasserii" Keysary et al. 2011	inaccurate spelling	misspelling
    Rickettsia gravesii Abdad et al. 2017	validly published under the ICNP	correct name
    "Candidatus Rickettsia gravesii" Owen et al. 2006	not validly published	synonym
    "Candidatus Rickettsia haemaphysalidis" corrig. Jiang et al. 2018	not validly published	pro-correct name
    "Candidatus Rickettsia hebeiensis" corrig. Zou et al. 2011	not validly published	pro-correct name
    "Candidatus Rickettsia hebeiii" Zou et al. 2011	inaccurate spelling	misspelling
    Rickettsia heilongjiangensis Fournier et al. 2006	validly published under the ICNP	synonym
    "Rickettsia heilongjiangii" Zhang et al. 2000	not validly published	synonym
    Rickettsia helvetica Beati et al. 1993	validly published under the ICNP	correct name
    Rickettsia honei Stenos et al. 1998	validly published under the ICNP	correct name
    "Candidatus Rickettsia hongyuanensis" Lu et al. 2022	not validly published	preferred name
    "Candidatus Rickettsia hoogstraalii" Mattila et al. 2007	not validly published	synonym
    Rickettsia hoogstraalii Duh et al. 2010	validly published under the ICNP	correct name
    "Candidatus Rickettsia hubeiensis" Tian et al. 2024	not validly published	preferred name
    "Rickettsia hulinii" Zhang et al. 2000	not validly published	preferred name
    "Candidatus Rickettsia hungarica" Hornok et al. 2010	not validly published	pro-correct name
    "Candidatus Rickettsia isanensis" Hirunkanokpun et al. 2025	not validly published	preferred name
    "Candidatus Rickettsia ixodis" corrig. Anstead and Chilton 2013	not validly published	pro-correct name
    Rickettsia japonica Uchida et al. 1992	validly published under the ICNP	correct name
    "Candidatus Rickettsia jiaonanensis" corrig. Qin et al. 2019	not validly published	pro-correct name
    "Candidatus Rickettsia jiaonani" Qin et al. 2019	inaccurate spelling	misspelling
    "Candidatus Rickettsia jingxinensis" Liu et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia johorensis" Kho et al. 2015	not validly published	preferred name
    "Candidatus Rickettsia kedanie" Ogawa et al. 2024	not validly published	preferred name
    "Candidatus Rickettsia kellyi" Rolain et al. 2006	not validly published	pro-correct name
    "Candidatus Rickettsia khammouanensis" Taylor et al. 2016	not validly published	preferred name
    "Candidatus Rickettsia kingi" Anstead and Chilton 2013	inaccurate spelling	misspelling
    "Rickettsia koreansis" Kang et al. 2024	not validly published	preferred name
    "Candidatus Rickettsia kotlanii" Sréter-Lancz et al. 2006	not validly published	pro-correct name
    "Candidatus Rickettsia kulagini" Merhej and Raoult 2011	inaccurate spelling	misspelling
    "Candidatus Rickettsia kulaginii" corrig. Merhej and Raoult 2011	not validly published	pro-correct name
    "Candidatus Rickettsia lanei" Eremeeva et al. 2018	not validly published	synonym
    "Rickettsia lanei" Paddock et al. 2025	not validly published	preferred name
    "Candidatus Rickettsia laoensis" Taylor et al. 2016	not validly published	pro-correct name
    "Rickettsia lectularia" Arkwright et al. 1921	not validly published, basonym of name in Approved Lists	synonym
    "Candidatus Rickettsia leptotrombidii" corrig. Huang et al. 2017	not validly published	pro-correct name
    "Candidatus Rickettsia leptotrombidium" Huang et al. 2017	inaccurate spelling	misspelling
    "Candidatus Rickettsia liangshanensis" Lu et al. 2023	not validly published	preferred name
    "Candidatus Rickettsia liberiensis" Mediannikov et al. 2012	not validly published	pro-correct name
    "Rickettsia limoniae" Ferrantini et al. 2009	not validly published	preferred name
    "Candidatus Rickettsia longicornii" Jiang et al. 2018	inaccurate spelling	misspelling
    "Rickettsia lusitaniae" Milhano et al. 2014	not validly published	preferred name
    "Candidatus Rickettsia mahosoti" corrig. Taylor et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia mahosotii" Taylor et al. 2016	inaccurate spelling	misspelling
    Rickettsia massiliae Beati and Raoult 1993	validly published under the ICNP	correct name
    "Candidatus Rickettsia mauretanica" Buysse and Duron 2020	not validly published	pro-correct name
    "Rickettsia melolonthae" Krieg 1955	not validly published	preferred name
    "Rickettsia melophagi" Nöller 1917	not validly published, basonym of name in Approved Lists	synonym
    "Candidatus Rickettsia mendelii" Hajduskova et al. 2016	not validly published	pro-correct name
    Rickettsia monacensis Simser et al. 2019	validly published under the ICNP	correct name
    "Rickettsia mongolotimonae" Roux et al. 1997	not validly published	preferred name
    Rickettsia montana (ex Lackman et al. 1965) Weiss and Moulder 1984	inaccurate spelling	misspelling
    "Rickettsia montana" Lackman et al. 1965	not validly published	synonym
    Rickettsia montanensis corrig. (ex Lackman et al. 1965) Weiss and Moulder 1984	validly published under the ICNP	correct name
    "Rickettsia monteiroi" Pacheco et al. 2011	not validly published	preferred name
    "Candidatus Rickettsia moyalensis" Kimita et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia muridii" Essbauer et al. 2018	not validly published	preferred name
    "Candidatus Rickettsia nicoyana" Moreira-Soto et al. 2017	not validly published	pro-correct name
    "Rickettsia oklahomensis" Karounos et al. 2025	not validly published	preferred name
    "Candidatus Rickettsia pakistanensis" Jamil et al. 2025	not validly published	preferred name
    "Candidatus Rickettsia paranaensis" Peckle et al. 2019	not validly published	pro-correct name
    Rickettsia parkeri Lackman et al. 1965 (Approved Lists 1980)	validly published under the ICNP	correct name
    Rickettsia peacockii Niebylski et al. 1997	validly published under the ICNP	correct name
    "Rickettsia phagocytophila" Foggie 1949	not validly published, basonym of name in Approved Lists	synonym
    "Rickettsia philipii" Grewal et al. 2014	not validly published	preferred name
    "Candidatus Rickettsia principis" Mediannikov et al. 2006	not validly published	pro-correct name
    Rickettsia prowazekii da Rocha-Lima 1916 (Approved Lists 1980)	validly published under the ICNP, conserved name	correct name
    "Rickettsia psittaci" Lillie 1930	not validly published, basonym of name in Approved Lists	synonym
    "Rickettsia quintana" Schmincke 1917	not validly published, basonym of name in Approved Lists	synonym
    "Candidatus Rickettsia ranongensis" Hirunkanokpun et al. 2025	not validly published	preferred name
    Rickettsia raoultii Mediannikov et al. 2008	validly published under the ICNP	synonym
    "Candidatus Rickettsia rara" Mediannikov et al. 2007	not validly published	pro-correct name
    "Candidatus Rickettsia rhabdomydis" Essbauer et al. 2018	not validly published	preferred name
    Rickettsia rhipicephali (ex Burgdorfer et al. 1978) Weiss and Moulder 1988	validly published under the ICNP	correct name
    Rickettsia rickettsi (Wolbach 1919) Brumpt 1922 (Approved Lists 1980)	inaccurate spelling	misspelling
    Rickettsia rickettsii corrig. (Wolbach 1919) Brumpt 1922 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Candidatus Rickettsia rioja" Portillo et al. 2008	inaccurate spelling	misspelling
    "Candidatus Rickettsia rioja" Portillo et al. 2009	inaccurate spelling	misspelling
    "Candidatus Rickettsia riojensis" corrig. Portillo et al. 2009	not validly published	pro-correct name
    "Rickettsia ruminantium" Cowdry 1925	not validly published, basonym of name in Approved Lists	synonym
    "Candidatus Rickettsia senegalensis" Mediannikov et al. 2015	not validly published	pro-correct name
    Rickettsia sennetsu Misao and Kobayashi 1956 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Candidatus Rickettsia sepangensis" Kho et al. 2015	not validly published	preferred name
    "Rickettsia sericea" Giroud and Martin 1946	not validly published	preferred name
    "Candidatus Rickettsia shennongii" Lu et al. 2022	not validly published	preferred name
    Rickettsia sibirica Zdrodovskii 1948 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Candidatus Rickettsia siciliensis" Eremeeva and Stromdahl 2011	not validly published	pro-correct name
    Rickettsia slovaca Sekeyová et al. 1998	validly published under the ICNP	correct name
    "Candidatus Rickettsia tabanidii" Tian et al. 2024	not validly published	preferred name
    "Candidatus Rickettsia takensis" Chaloemthanetphong et al. 2023	not validly published	preferred name
    "Rickettsia tamiyai" Kawamura 1954	not validly published	preferred name
    Rickettsia tamurae Fournier et al. 2006	validly published under the ICNP	correct name
    "Candidatus Rickettsia tarasevichiae" Shpynov et al. 2003	not validly published	pro-correct name
    "Candidatus Rickettsia tasmanensis" Izzard et al. 2009	inaccurate spelling	misspelling
    "Candidatus Rickettsia tasmaniensis" corrig. Izzard et al. 2009	not validly published	pro-correct name
    "Rickettsia thailandii" Kollars et al. 2001	not validly published	preferred name
    "Candidatus Rickettsia thierseeensis" corrig. Schötta et al. 2020	not validly published	pro-correct name
    "Candidatus Rickettsia thierseensis" Schötta et al. 2020	inaccurate spelling	misspelling
    "Candidatus Rickettsia tibetani" Wang et al. 2012	inaccurate spelling	misspelling
    "Candidatus Rickettsia tibetensis" corrig. Wang et al. 2012	not validly published	pro-correct name
    Rickettsia tillamookensis Gauthier et al. 2021	validly published under the ICNP	correct name
    "Rickettsia trachomae" Busacca 1935	not validly published, basonym of name in Approved Lists	synonym
    Rickettsia tsutsugamushi (Hayashi 1920) Ogata 1931 (Approved Lists 1980)	validly published under the ICNP	synonym
    Rickettsia typhi (Wolbach and Todd 1920) Philip 1943 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Candidatus Rickettsia uilenbergi" Mediannikov et al. 2007	inaccurate spelling	misspelling
    "Candidatus Rickettsia uilenbergii" corrig. Mediannikov et al. 2007	not validly published	pro-correct name
    "Candidatus Rickettsia uralica" Igolkina et al. 2015	not validly published	pro-correct name
    "Candidatus Rickettsia vini" Palomar et al. 2012	not validly published	pro-correct name
    "Candidatus Rickettsia vulgarisii" Zhu et al. 2025	not validly published	preferred name
    "Candidatus Rickettsia wissemanii" Tahir et al. 2016	not validly published	pro-correct name
    "Candidatus Rickettsia xinyangensis" Li et al. 2020	not validly published	pro-correct name
    "Candidatus Rickettsia xuyiensis" Zhu et al. 2022	not validly published	preferred name
    "Candidatus Rickettsia yingkouensis" Lu et al. 2023	not validly published	preferred name

Parent taxon: Rickettsiaceae Pinkerton 1936 (Approved Lists 1980)

Assigned by: Pinkerton H. Criteria for the accurate classification of the Rickettsial diseases (Rickettsioses) and of their etiological agents. Parasitology 1936; 28:172-189.

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Record number: 517330