Name: Thermus Brock and Freeze 1969 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Ther’mus. Gr. masc. adj. thermos, hot; N.L. masc. n. Thermus, to indicate an organism living in hot places

Gender, pronunciation: masculine (stem: Therm-), T^HER-mus

Type species: Thermus aquaticus Brock and Freeze 1969 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Brock TD, Freeze H. Thermus aquaticus gen. n. and sp. n., a nonsporulating extreme thermophile. J Bacteriol 1969; 98:289-297.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Nobre et al. 1996 Nobre MF, Trüper HG, Da Costa MS. Transfer of Thermus ruber (Loginova et al. 1984), Thermus silvanus (Tenreiro et al. 1995), and Thermus chliarophilus (Tenreiro et al. 1995) to Meiothermus gen. nov. as Meiothermus ruber comb. nov., Meiothermus silvanus comb. nov., and Meiothermus chliarophilus comb. nov., respectively, and emendation of the genus Thermus. Int. J. Syst. Bacteriol. 1996; 46:604-606. Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 46, part 2 of the IJSB. Int J Syst Bacteriol 1996; 46:838.
    Notes:
    • ⊖ Emendation accompanied by the removal of 3 species from the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Thermaceae da Costa and Rainey 2002. Publication: da Costa MS, Rainey FA. Family I. Thermaceae fam. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 403-420.
  • 🥇 Nomenclatural type of the order Thermales Rainey and da Costa 2002. Publication: Rainey FA, da Costa MS. Order II. Thermales ord. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 403-420.
  • 🧕 Boone et al. (2001) assigned this genus to the order Thermales Rainey and da Costa 2002. Publication: Rainey FA, da Costa MS. Order II. Thermales ord. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 403-420.
  • 🧕 Cavalier-Smith (2002) assigned this genus to the class Hadobacteria Cavalier-Smith 2002. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76.
  • 🧕 Cavalier-Smith and Chao (2020) assigned this genus to the class "Thermia" Cavalier-Smith 2020. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Tbermus"; "Themurs"; "Themzus"; "Thennus"; "Thermos"; "Thermu"; "Thermw"; "Thernius"; "Therrnus"; "Thrrmus"; "Tkermus"; "Tlzermus"; "Yhermus"; "Zhermus".
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Nobre et al. (1996), Williams et al. (1996), Hu et al. (2022), Ming et al. (2014). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 17; ATCC: 14; JCM: 13; KCTC: 11; NCIMB: 8; CGMCC: 7; NBRC: 7; SYSU: 6; CCTCC: 5; BCRC: 2.
  • 😷 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 Taiwan has been imported on 2024-11-03. The full classification is: risk group = 1, note = "P650 = v". — 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.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "TM" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 25
Number of child taxa with a validly published name, including synonyms: 28
Total number of child taxa: 39

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Thermus albus Li et al. 2023	validly published under the ICNP	correct name
    Thermus altitudinis Li et al. 2023	validly published under the ICNP	correct name
    Thermus amyloliquefaciens Yu et al. 2015	validly published under the ICNP	correct name
    "Thermus anatoliensis" Kacagan et al. 2015	not validly published	preferred name
    Thermus antranikianii Chung et al. 2000	validly published under the ICNP	correct name
    Thermus aquaticus Brock and Freeze 1969 (Approved Lists 1980)	validly published under the ICNP	correct name
    Thermus arciformis Zhang et al. 2010	validly published under the ICNP	correct name
    Thermus brevis Hu et al. 2022	validly published under the ICNP	correct name
    Thermus brockianus Williams et al. 1995	validly published under the ICNP	correct name
    Thermus caldifontis Khan et al. 2017	validly published under the ICNP	correct name
    Thermus caldilimi Li et al. 2021	validly published under the ICNP	correct name
    "Thermus caldophilus" Taguchi et al. 1983	not validly published	preferred name
    Thermus caliditerrae Ming et al. 2014	validly published under the ICNP	correct name
    Thermus chliarophilus Tenreiro et al. 1995	validly published under the ICNP	synonym
    Thermus composti Vajna et al. 2012	validly published under the ICNP	correct name
    Thermus filiformis Hudson et al. 1987	validly published under the ICNP	correct name
    "Thermus flavus" Saiki et al. 1972	not validly published	preferred name
    Thermus hydrothermalis Li et al. 2023	validly published under the ICNP	correct name
    Thermus igniterrae Chung et al. 2000	validly published under the ICNP	correct name
    Thermus islandicus Björnsdóttir et al. 2009	validly published under the ICNP	correct name
    "Thermus kawarayensis" Kurosawa et al. 2005	not validly published	preferred name
    Thermus neutrinimicus Li et al. 2023	validly published under the ICNP	correct name
    "Thermus nonproteolyticus" Xiangyuan et al. 2001	not validly published	preferred name
    Thermus oshimai Williams et al. 1996	validly published under the ICNP	correct name
    "Thermus parvatiensis" Dwivedi et al. 2015	not validly published	preferred name
    Thermus profundus Kobayashi and Horikoshi 1995	inaccurate spelling	misspelling
    "Thermus rehai" Lin et al. 2002	not validly published	preferred name
    Thermus ruber (ex Loginova et al. 1975) Loginova et al. 1984	validly published under the ICNP	synonym
    Thermus scotoductus Kristjansson et al. 1994	validly published under the ICNP	correct name
    Thermus sediminis Zhou et al. 2021	validly published under the ICNP	correct name
    Thermus silvanus Tenreiro et al. 1995	validly published under the ICNP	synonym
    Thermus tengchongensis Yu et al. 2013	validly published under the ICNP	correct name
    Thermus tenuipuniceus Zhou et al. 2019	validly published under the ICNP	correct name
    Thermus thalpophilus Li et al. 2023	validly published under the ICNP	correct name
    Thermus thermamylovorans Ming et al. 2020	validly published under the ICNP	correct name
    "Thermus thermophilus" (ex Oshima and Imahori 1974) Williams et al. 1995	not validly published	synonym
    Thermus thermophilus (ex Oshima and Imahori 1974) Manaia et al. 1995	validly published under the ICNP	correct name
    "Thermus thermophilus" Oshima and Imahori 1974	not validly published	synonym
    "Thermus yunnanensis" Gong et al. 2005	not validly published	preferred name

Parent taxon: Thermaceae da Costa and Rainey 2002

Assigned by: da Costa MS, Rainey FA. Family I. Thermaceae fam. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 403-420.

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Record number: 516810