Name: "Rickettsia conorii subsp. gravesii" (Abdad et al. 2017) Hoerdt et al. 2020

Category: Subspecies

Proposed as: comb. nov.

Basonym: Rickettsia gravesii Abdad et al. 2017

Etymology: gra.ves’i.i. N.L. gen. masc. n. gravesii, of Graves, named after Professor Stephen Graves, founder of the Australian Rickettsial Reference Laboratory and a major contributor to rickettsial research in Australia

Gender: feminine

Type strain: ARRL RGBWI-1; ATCC VR-1664; BWI; BWI-1; CSUR R172

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ269434 Analyse FASTA

Original publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Rickettsia gravesii Abdad et al. 2017

• Synonyms:

  • Name	Kind
    "Candidatus Rickettsia gravesii" Owen et al. 2006	homotypic synonym, not validly published, distinct rank
    Rickettsia gravesii Abdad et al. 2017	homotypic synonym, validly published under the ICNP, distinct rank

Parent taxon: Rickettsia conorii corrig. Brumpt 1932 (Approved Lists 1980)

Assigned by: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.

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Record number: 13042