Name: Actinobaculum Lawson et al. 1997

Category: Genus

Proposed as: gen. nov.

Etymology: Ac.ti.no.ba.cu.lum. Gr. fem. n. aktis (gen. aktînos), ray; L. neut. n. baculum, rod, stick; N.L. neut. n. Actinobaculum, ray stick

Gender: neuter (stem: Actinobacul-)

Type species: Actinobaculum suis (Wegienek and Reddy 1982 ex Soltys and Spratling 1957) Lawson et al. 1997

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: 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: correct name

Risk group: 2

• Emendations:
  • Yassin et al. 2015 Yassin AF, Sproer C, Pukall R, Sylvester M, Siering C, Schumann P. Dissection of the genus Actinobaculum: Reclassification of Actinobaculum schaalii Lawson et al. 1997 and Actinobaculum urinale Hall et al. 2003 as Actinotignum schaalii gen. nov., comb. nov. and Actinotignum urinale comb. nov., description of Actinotignum sanguinis sp. nov. and emended descriptions of the genus Actinobaculum and Actinobaculum suis; and re-examination of the culture deposited as Actinobaculum massiliense CCUG 47753T ( = DSM 19118T), revealing that it does not represent a strain of this species. Int J Syst Evol Microbiol 2015; 65:615-624. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 2 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:1397-1399.
    Notes:
    • ⊖ Emendation accompanied by the removal of 2 species from the genus.

• Notes:
  • 🧕 Salam et al. (2020) assigned this genus to the family Arcanobacteriaceae Salam et al. 2020. Publication: Salam N, Jiao JY, Zhang XT, Li WJ. Update on the classification of higher ranks in the phylum Actinobacteria. Int J Syst Evol Microbiol 2020; 70:1331-1355.
  • 🚋 The type species of this genus has alternatively been placed in the genus Actinomyces Harz 1877 (Approved Lists 1980). Publication: Ludwig W, Kirchhof G, Weizenegger M, Weiss N. Phylogenetic evidence for the transfer of Eubacterium suis to the genus Actinomyces as Actinomyces suis comb. nov. Int J Syst Bacteriol 1992; 42:161-165.
  • 🚋 The type species of this genus has alternatively been placed in the genus Eubacterium Prévot 1938 (Approved Lists 1980). Publication: Wegienek J, Reddy CA. Taxonomic study of "Corynebacterium suis" Soltys and Spratling: proposal of Eubacterium suis (nom. rev.) comb. nov. Int. J. Syst. Bacteriol. 1982; 32:218-228.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Actibaculum".
  • 🎰 The BRCs most frequently used for deposits in this group are: CIP: 5; DSM: 5; CCUG: 4; CCM: 1; ATCC: 1.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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.

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 6

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Actinobaculum massiliae" Greub and Raoult 2002	inaccurate spelling	misspelling (and no standing)
    "Actinobaculum massiliense" corrig. Greub and Raoult 2002	not validly published	preferred name (not correct name)
    Actinobaculum schaalii Lawson et al. 1997	validly published under the ICNP	synonym
    Actinobaculum suis (Wegienek and Reddy 1982 ex Soltys and Spratling 1957) Lawson et al. 1997	validly published under the ICNP	correct name
    "Candidatus Actinobaculum timonae" Drancourt et al. 2004	not validly published	preferred name (not correct name)
    Actinobaculum urinale Hall et al. 2003	validly published under the ICNP	synonym

Parent taxon: Actinomycetaceae Buchanan 1918 (Approved Lists 1980)

Assigned by: Zhi XY, Li WJ, Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. Int J Syst Evol Microbiol 2009; 59:589-608.

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Record number: 515030