Name: "Leifsonia aquatica" (ex Leifson 1962) Suzuki et al. 1999

Category: Species

Proposed as: sp. nov., nom. rev.

Etymology: a.qua’ti.ca. L. fem. adj. aquatica, pertaining to water

Pronunciation, gender: a-KWA-ti-ka, feminine

Nomenclatural type: ATCC 14665; CCUG 27700; CIP 64.13; DSM 20146; IFO 15710; JCM 1368; NBRC 15710; VKM Ac-1400

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X77450 Analyse FASTA

Original publication: Suzuki KI, Suzuki M, Sasaki J, Park YH, Komagata KK. Leifsonia gen. nov., a genus for 2,4-diaminobutyric acid-containing actinomycetes to accommodate "Corynebacterium aquaticum" Leifson 1962 and Clavibacter xyli subsp. cynodontis Davis et al. 1984. J Gen Appl Microbiol 1999; 45:253-262. 🇯🇵

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Leifsonia aquatica (ex Leifson 1962) Evtushenko et al. 2000

Risk group: 2

• Synonyms:

  • Name	Kind
    Leifsonia aquatica (ex Leifson 1962) Evtushenko et al. 2000	homotypic synonym, validly published under the ICNP
    "Corynebacterium aquaticum" Leifson 1962	homotypic synonym, not validly published

• Notes:
  • 🥇 Nomenclatural type of the genus "Leifsonia" Suzuki et al. 1999. Publication: Suzuki KI, Suzuki M, Sasaki J, Park YH, Komagata KK. Leifsonia gen. nov., a genus for 2,4-diaminobutyric acid-containing actinomycetes to accommodate "Corynebacterium aquaticum" Leifson 1962 and Clavibacter xyli subsp. cynodontis Davis et al. 1984. J Gen Appl Microbiol 1999; 45:253-262. 🇯🇵
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — 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: "Leifsonia" Suzuki et al. 1999

Assigned by: Suzuki KI, Suzuki M, Sasaki J, Park YH, Komagata KK. Leifsonia gen. nov., a genus for 2,4-diaminobutyric acid-containing actinomycetes to accommodate "Corynebacterium aquaticum" Leifson 1962 and Clavibacter xyli subsp. cynodontis Davis et al. 1984. J Gen Appl Microbiol 1999; 45:253-262. 🇯🇵

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Record number: 3963