Name: Tatlockia micdadei Garrity et al. 1980

Category: Species

Proposed as: sp. nov.

Etymology: N.L. gen. masc. n. micdadei, of McDade, named after Joseph E. McDade, who isolated the etiologic agent of the 1976 Legionnaires' disease outbreak in Philadelphia

Gender: feminine

Type strain: ATCC 33218; CCUG 11882; CCUG 31229; CCUG 31229 A; CIP 103882; DSM 16640; NCTC 11371; TATLOCK

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF227162 Analyse FASTA

Valid publication: Garrity GM, Brown A, Vickers RM. Tatlockia and Fluoribacter: two new genera of organisms resembling Legionella pneumophila. Int. J. Syst. Bacteriol. 1980; 30:609-614.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Legionella micdadei (Garrity et al. 1980) Hébert et al. 1980

Risk group: 2

• Synonyms:

  • Name	Kind
    Legionella micdadei (Garrity et al. 1980) Hébert et al. 1980	homotypic synonym, validly published under the ICNP
    Legionella pittsburghensis Pasculle et al. 1980	homotypic synonym, validly published under the ICNP, illegitimate name

• Notes:
  • 🥇 Nomenclatural type of the genus Tatlockia Garrity et al. 1980. Publication: Garrity GM, Brown A, Vickers RM. Tatlockia and Fluoribacter: two new genera of organisms resembling Legionella pneumophila. Int. J. Syst. Bacteriol. 1980; 30:609-614.
  • ❗ Tatlockia micdadei 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 Tatlockia.
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — 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 Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2.
  • 🎓 Name mentioned 16 times in PubMed until 2024-03-28.
  • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.
  • 🧍 The nomenclature of this species was revisited by Tindall (2020). Publication: Tindall BJ. Taking a Closer Look at the Valid Publication and Authorship of Legionella bozemanae Brenner et al. 1980, Fluoribacter bozemanae Garrity et al. 1980, Legionella pittsburghensis Pasculle et al. 1980, Legionella micdadei Hebert et al. 1980 and Tatlockia micdadei (Hebert et al. 1980) Garrity et al. 1980. Curr Microbiol 2020; 77:146-153.

Parent taxon: Tatlockia Garrity et al. 1980

Assigned by: Garrity GM, Brown A, Vickers RM. Tatlockia and Fluoribacter: two new genera of organisms resembling Legionella pneumophila. Int. J. Syst. Bacteriol. 1980; 30:609-614.

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Record number: 782388