Name: Borreliella americana (Rudenko et al. 2010) Adeolu and Gupta 2018

Category: Species

Proposed as: comb. nov.

Basonym: Borrelia americana Rudenko et al. 2010

Etymology: a.me.ri’ca.na. N.L. fem. adj. americana, of American continent, isolated from soda Mono Lake, California, USA

Gender: feminine

Type strain: ATCC BAA-1877; DSM 22541; SCW-41

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EU081285 Analyse FASTA

Effective publication: Adeolu M, Gupta RS. A phylogenomic and molecular marker based proposal for the division of the genus Borrelia into two genera: the emended genus Borrelia containing only the members of the relapsing fever Borrelia, and the genus Borreliella gen. nov. containing the members of the Lyme disease Borrelia (Borrelia burgdorferi sensu lato complex). Antonie Van Leeuwenhoek 2014; 105:1049-1072.

IJSEM list: Oren A, Garrity GM. Validation list no. 182. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2018; 68:2130-2133.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Borrelia americana Rudenko et al. 2010

• Synonyms:

  • Name	Kind
    Borrelia americana Rudenko et al. 2010	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Borreliella americana is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Borreliella.
  • 🎓 Name mentioned 0 times in PubMed until 2025-06-04.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded pathogenicity of the species itself.

Parent taxon: Borreliella Adeolu and Gupta 2015

Assigned by: Adeolu M, Gupta RS. A phylogenomic and molecular marker based proposal for the division of the genus Borrelia into two genera: the emended genus Borrelia containing only the members of the relapsing fever Borrelia, and the genus Borreliella gen. nov. containing the members of the Lyme disease Borrelia (Borrelia burgdorferi sensu lato complex). Antonie Van Leeuwenhoek 2014; 105:1049-1072.

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Record number: 798547