Name: Actinobaculum schaalii Lawson et al. 1997

Category: Species

Proposed as: sp. nov.

Etymology: schaa’li.i. N.L. gen. masc. n. schaalii, of Schaal, to honor Klaus P. Schaal, contemporary German microbiologist, for his contributions to actinomycete microbiology

Gender: neuter

Type strain: CCM 4738; CCUG 27420; CIP 105739; DSM 15541; LMG 18293

Conduct genome-based taxonomy at

16S rRNA gene: FJ960443 Analyse FASTA

Valid publication: Lawson PA, Falsen E, Akervall E, Vandamme P, Collins MD. Characterization of some Actinomyces-like isolates from human clinical specimens: reclassification of Actinomyces suis (Soltys and Spratling) as Actinobaculum suis comb. nov. and description of Actinobaculum schaalii sp. nov. Int J Syst Bacteriol 1997; 47:899-903.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 47, part 3 of the IJSB. Int J Syst Bacteriol 1997; 47:1275-1276.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Actinotignum schaalii (Lawson et al. 1997) Yassin et al. 2015

Risk group: 2

• Synonyms:

  • Name	Kind
    Actinotignum schaalii (Lawson et al. 1997) Yassin et al. 2015	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Actinobaculum schaalii 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 Actinobaculum.
  • 😷 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 63 times in PubMed until 2024-03-27.
  • 🧍 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.

Parent taxon: Actinobaculum Lawson et al. 1997

Assigned by: Lawson PA, Falsen E, Akervall E, Vandamme P, Collins MD. Characterization of some Actinomyces-like isolates from human clinical specimens: reclassification of Actinomyces suis (Soltys and Spratling) as Actinobaculum suis comb. nov. and description of Actinobaculum schaalii sp. nov. Int J Syst Bacteriol 1997; 47:899-903.

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Record number: 772663