Name: Alicyclobacillus acidocaldarius (Darland and Brock 1971) Wisotzkey et al. 1992

Category: Species

Proposed as: comb. nov.

Basonym: Bacillus acidocaldarius Darland and Brock 1971 (Approved Lists 1980)

Etymology: a.ci.do.cal.da’ri.us. L. neut. adj. acidum, an acid; from L. masc. adj. acidus, sour; L. adj. caldarius -a -um, pertaining to warm or hot; N.L. masc. adj. acidocaldarius, pertaining to acid thermal habitats

Pronunciation (Latin), gender: a-li-ky-klo-ba-KIL-lus a-ki-do-kal-DA-ri-us, masculine

Type strain: 104-1A; ATCC 27009; BCRC 14685; CCRC 14685; CCUG 28521; CIP 106131; DSM 446; HAMBI 2071; HAMBI 2073; IFO 15652; JCM 5260; KCTC 1825; LMG 7119; NBRC 15652; NCCB 89167; NCIB 11725; NCIMB 11725; NRRL B-14509

Conduct genome-based taxonomy at

16S rRNA gene: AB042056 Analyse FASTA

Valid publication: Wisotzkey JD, Jurtshuk PJ, Fox GE, Deinhard G, Poralla K. Comparative sequence analyses on the 16S rRNA (rDNA) of Bacillus acidocaldarius, Bacillus acidoterrestris, and Bacillus cycloheptanicus and proposal for creation of a new genus, Alicyclobacillus gen. nov. Int J Syst Bacteriol 1992; 42:263-269.

IJSEM list: Anonymous. Validation list no. 42. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1992; 42:511.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Bacillus acidocaldarius Darland and Brock 1971 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Emendations:
  • Goto et al. 2006 Goto K, Mochida K, Kato Y, Asahara M, Ozawa C, Kasai H, Yokota A. Diversity of Alicyclobacillus isolated from fruit juices and their raw materials, and emended description of Alicyclobacillus acidocaldarius. Microbiol Cult Coll 2006; 22:1-14. 🇯🇵 Euzeby JP. List of changes in taxonomic opinion no. 5. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2007; 57:4-5.

• Notes:
  • 🥇 Nomenclatural type of the genus Alicyclobacillus Wisotzkey et al. 1992. Publication: Wisotzkey JD, Jurtshuk PJ, Fox GE, Deinhard G, Poralla K. Comparative sequence analyses on the 16S rRNA (rDNA) of Bacillus acidocaldarius, Bacillus acidoterrestris, and Bacillus cycloheptanicus and proposal for creation of a new genus, Alicyclobacillus gen. nov. Int J Syst Bacteriol 1992; 42:263-269.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. 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.
  • 🎓 Name mentioned 169 times in PubMed until 2026-06-11.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Mavromatis K, Sikorski J, Lapidus A, Glavina Del Rio T, Copeland A, Tice H, Cheng JF, Lucas S, Chen F, Nolan M, et al. Complete genome sequence of Alicyclobacillus acidocaldarius type strain (104-IA). Stand Genomic Sci 2010; 2:9-18. 🇺🇸

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Alicyclobacillus acidocaldarius subsp. acidocaldarius (Darland and Brock 1971) Nicolaus et al. 2024	validly published under the ICNP	correct name
    Alicyclobacillus acidocaldarius subsp. rittmannii Nicolaus et al. 2024	validly published under the ICNP	correct name

Parent taxon: Alicyclobacillus Wisotzkey et al. 1992

Assigned by: Wisotzkey JD, Jurtshuk PJ, Fox GE, Deinhard G, Poralla K. Comparative sequence analyses on the 16S rRNA (rDNA) of Bacillus acidocaldarius, Bacillus acidoterrestris, and Bacillus cycloheptanicus and proposal for creation of a new genus, Alicyclobacillus gen. nov. Int J Syst Bacteriol 1992; 42:263-269.

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.773043Copy to clipboardLink copied to clipboard

Record number: 773043