Name: Arthrobacter Conn and Dimmick 1947 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Ar.thro.bac’ter. Gr. neut. n. arthron, a joint; N.L. masc. n. bacter, a rod; N.L. masc. n. Arthrobacter, a jointed rod

Gender, pronunciation: masculine (stem: Arthrobacter-), ar-t^hro-BAK-ter

Type species: Arthrobacter globiformis corrig. (Conn 1928) Conn and Dimmick 1947 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Conn HJ, Dimmick I. Soil Bacteria Similar in Morphology to Mycobacterium and Corynebacterium. J Bacteriol 1947; 54:291-303.

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, conserved name

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    Crystallibacter Plotnikova et al. 2025	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Koch et al. 1995 Koch C, Schumann P, Stackebrandt E. Reclassification of Micrococcus agilis (Ali-Cohen 1889) to the genus Arthrobacter as Arthrobacter agilis comb. nov. and emendation of the genus Arthrobacter. Int J Syst Bacteriol 1995; 45:837-839. 🇩🇪 Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 45, part 4 of the IJSB. Int J Syst Bacteriol 1996; 46:364-365.
    Notes:
    • 📧 The e-mail address of the corresponding author given in the associated publication is not functional any more.
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.
  • Busse 2016 Busse HJ. Review of the taxonomy of the genus Arthrobacter, emendation of the genus Arthrobacter sensu lato, proposal to reclassify selected species of the genus Arthrobacter in the novel genera Glutamicibacter gen. nov., Paeniglutamicibacter gen. nov., Pseudoglutamicibacter gen. nov., Paenarthrobacter gen. nov. and Pseudarthrobacter gen. nov., and emended description of Arthrobacter roseus. Int J Syst Evol Microbiol 2016; 66:9-37. 🇦🇹 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 1 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:1607-1611.
    Notes:
    • ⊖ Emendation accompanied by the removal of 33 species from the genus.
  • Kämpfer et al. 2020 Kampfer P, Busse HJ, Schumann P, Criscuolo A, Clermont D, Irgang R, Poblete-Morales M, Glaeser SP, Avendano-Herrera R. Arthrobacter ulcerisalmonis sp. nov., isolated from an ulcer of a farmed Atlantic salmon (Salmo salar), and emended description of the genus Arthrobacter sensu lato. Int J Syst Evol Microbiol 2020; 70:1963-1968. 🇩🇪 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 3 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:3583-3587.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🧕 Breed et al. (1957) assigned this genus to the family Corynebacteriaceae Lehmann and Neumann 1907 (Approved Lists 1980). Publication: Parker CD. Genus V. Thiobacillus Beijerinck 1904. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 83-88.
  • 🧕 Cavalier-Smith (1981) assigned this genus to the subkingdom "Eubacteria" Cavalier-Smith 1981. Publication: Cavalier-Smith T. Eukaryote kingdoms: seven or nine? Biosystems 1981; 14:461-481.
  • 🧕 Cavalier-Smith (2002) assigned this genus to the class Arthrobacteria 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. 🇬🇧
  • 🧕 Goodfellow and Williams (1983) assigned this genus to the uncategorized "Actinobacteria" Goodfellow and Williams 1983. Publication: Goodfellow M, Williams ST. Ecology of actinomycetes. Annu Rev Microbiol 1983; 37:189-216.
  • 🧕 Nouioui et al. (2018) assigned this genus to the class Actinobacteria Stackebrandt et al. 1997. Publication: Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007. 🇩🇪
  • 🚋 The type species of this genus has alternatively been placed in the genus "Bacterium" Ehrenberg 1831. Publication: Conn HJ. A type of bacteria abundant in productive soils, but apparently lacking in certain soils of low productivity. New York State Agricultural Experimental Station Technical Bulletin 1928; 138:3-26.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Arfhrobacter"; "Arhrobacter"; "Arhtrobacter"; "Arihrobacter"; "Arlhrobaclcr"; "Arlhrobacter"; "Arlhvobacter"; "Artbrobaaer"; "Artbrobacter"; "Arthmbactcr"; "Arthmbaczer"; "Arthobacter"; "Arthrabacter"; "Arthrobaaer"; "Arthrobacer"; "Arthrobacfcr"; "Arthrobacier"; "Arthrobacler"; "Arthrobactcr"; "Arthrobae"; "Arthrobaeter"; "Arthrobater"; "Arthroboclcr"; "Arthrobocter"; "Arthrobucter"; "Arthrohacler"; "Arthrohactcr"; "Arthrohacter"; "Arthrubacter"; "Arthvobacter"; "Artlarobacter"; "Artlirobacter"; "Artobacter"; "Artrobacter"; "Athrobacter"; "Avthrobacter"; "Avthrobader".
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Tvrzova et al. (2005), Yan et al. (2019), Busse and Schumann (2019), Mages et al. (2008), Margesin et al. (2012). 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: 108; JCM: 94; LMG: 53; CIP: 42; ATCC: 40; NBRC: 38; IFO: 28; CCUG: 27; VKM: 24; CGMCC: 23.
  • 😷 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". — 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 "ARBT" 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.
  • 🧍 Conserved name (Judicial Opinion 24). While this name was conserved, Arthrobacter Fischer 1895 was rejected. Later revisions of the Code make no direct connection between conservation of a name and rejection of its counterpart. Publication: Judicial Commission. Judicial Opinion No. 24. Int J Syst Bacteriol 1958; 8:171-172.

Subdivision:

Number of child taxa with a validly published and correct name: 76
Number of child taxa with a validly published name, including synonyms: 126
Total number of child taxa: 158

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Arthrobacter agilis (Ali-Cohen 1889) Koch et al. 1995	validly published under the ICNP	correct name
    Arthrobacter albidus Ding et al. 2009	validly published under the ICNP	synonym
    Arthrobacter albus Wauters et al. 2000	validly published under the ICNP	synonym
    Arthrobacter alkaliphilus Ding et al. 2009	validly published under the ICNP	correct name
    Arthrobacter alpinus Zhang et al. 2010	validly published under the ICNP	correct name
    Arthrobacter antarcticus Pindi et al. 2010	validly published under the ICNP	synonym
    "Arthrobacter antibioticus" Ay et al. 2025	not validly published	preferred name
    Arthrobacter antioxidans Yu et al. 2022	validly published under the ICNP	correct name
    Arthrobacter ardleyensis Chen et al. 2005	validly published under the ICNP	synonym
    Arthrobacter arilaitensis Irlinger et al. 2005	validly published under the ICNP	synonym
    Arthrobacter atrocyaneus Kuhn and Starr 1960 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter aurescens Phillips 1953 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Arthrobacter aureus" Okada et al. 1972	not validly published	preferred name
    Arthrobacter bambusae Park et al. 2014	validly published under the ICNP	correct name
    "Arthrobacter bangladeshi" Huq and Akter 2021	not validly published	preferred name
    Arthrobacter bergerei Irlinger et al. 2005	validly published under the ICNP	synonym
    Arthrobacter burdickii Simpson et al. 2024	validly published under the ICNP	correct name
    Arthrobacter bussei Flegler et al. 2020	validly published under the ICNP	correct name
    Arthrobacter caoxuetaonis Liu et al. 2023	validly published under the ICNP	correct name
    "Arthrobacter casei" Wenning et al. 2006	not validly published	preferred name
    Arthrobacter castelli Heyrman et al. 2005	validly published under the ICNP	correct name
    Arthrobacter cavernae Fang et al. 2022	validly published under the ICNP	correct name
    Arthrobacter celericrescens Yan et al. 2019	validly published under the ICNP	correct name
    Arthrobacter cheniae Yang et al. 2021	validly published under the ICNP	correct name
    Arthrobacter chlorophenolicus Westerberg et al. 2000	validly published under the ICNP	synonym
    Arthrobacter citreus Sacks 1954 (Approved Lists 1980)	validly published under the ICNP	correct name
    Arthrobacter creatinolyticus Hou et al. 1998	validly published under the ICNP	synonym
    "Arthrobacter crusticola" Liu et al. 2020	not validly published	preferred name
    "Arthrobacter crygenae" Vasil'eva et al. 1998	not validly published	preferred name
    Arthrobacter cryoconiti Margesin et al. 2012	validly published under the ICNP	correct name
    Arthrobacter cryotolerans Ganzert et al. 2011	validly published under the ICNP	synonym
    Arthrobacter crystallopoietes Ensign and Rittenberg 1963 (Approved Lists 1980)	validly published under the ICNP	correct name
    Arthrobacter cumminsii Funke et al. 1997	validly published under the ICNP	synonym
    Arthrobacter cupressi Zhang et al. 2012	validly published under the ICNP	correct name
    Arthrobacter defluvii Kim et al. 2008	validly published under the ICNP	synonym
    Arthrobacter deserti Hu et al. 2016	validly published under the ICNP	correct name
    "Arthrobacter dextranlyticum" Hatada et al. 2004	not validly published	preferred name
    Arthrobacter dokdonellae Koh et al. 2025	inaccurate spelling	misspelling
    Arthrobacter dokdonensis corrig. Koh et al. 2025	validly published under the ICNP	correct name
    Arthrobacter duodecadis Lochhead 1958 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter echigonensis Ding et al. 2009	validly published under the ICNP	synonym
    Arthrobacter echini Lee et al. 2016	validly published under the ICNP	correct name
    Arthrobacter enclensis Dastager et al. 2015	validly published under the ICNP	synonym
    "Arthrobacter endolithicus" Ay et al. 2025	not validly published	preferred name
    Arthrobacter endophyticus Wang et al. 2015	validly published under the ICNP	synonym
    Arthrobacter equi Yassin et al. 2011	validly published under the ICNP	synonym
    Arthrobacter flavescens Lochhead 1958 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter flavus Reddy et al. 2000	validly published under the ICNP	correct name
    Arthrobacter frigidicola Yang et al. 2021	validly published under the ICNP	correct name
    "Arthrobacter gallicola" Gilroy et al. 2021	not validly published	synonym
    Arthrobacter gallicola Pallen 2024	validly published under the ICNP	correct name
    Arthrobacter gandavensis Storms et al. 2003	validly published under the ICNP	correct name
    Arthrobacter gangotriensis Gupta et al. 2004	validly published under the ICNP	synonym
    Arthrobacter gengyunqii Liu et al. 2023	validly published under the ICNP	correct name
    Arthrobacter ginkgonis Cheng et al. 2017	validly published under the ICNP	correct name
    "Arthrobacter ginsengisoli" Siddiqi et al. 2014	not validly published	preferred name
    Arthrobacter glacialis Liu et al. 2019	validly published under the ICNP	correct name
    Arthrobacter globiforme (Conn 1928) Conn and Dimmick 1947 (Approved Lists 1980)	inaccurate spelling	misspelling
    Arthrobacter globiformis corrig. (Conn 1928) Conn and Dimmick 1947 (Approved Lists 1980)	validly published under the ICNP	correct name
    Arthrobacter gyeryongensis Hoang et al. 2014	validly published under the ICNP	correct name
    Arthrobacter halodurans Chen et al. 2012	validly published under the ICNP	correct name
    "Arthrobacter hankyongi" Siddiqi et al. 2023	not validly published	preferred name
    "Arthrobacter helvolum" (Zimmermann 1890) Conn and Dimmick 1947	inaccurate spelling	misspelling
    "Arthrobacter helvolus" corrig. (Zimmermann 1890) Conn and Dimmick 1947	not validly published	synonym
    Arthrobacter histidinolovorans Adams 1954 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter horti Park and Kim 2024	validly published under the ICNP	correct name
    Arthrobacter humicola Kageyama et al. 2008	validly published under the ICNP	correct name
    Arthrobacter ilicis Collins et al. 1982	validly published under the ICNP	synonym
    "Arthrobacter iodinum" (Davis 1939) Colwell et al. 1969	not validly published	synonym
    Arthrobacter ipis González-Dominici et al. 2023	validly published under the ICNP	correct name
    "Arthrobacter ipsi" González-Dominici et al. 2021	not validly published	synonym
    Arthrobacter jiangjiafuii Zhang et al. 2022	validly published under the ICNP	correct name
    Arthrobacter jinronghuae Zhang et al. 2023	validly published under the ICNP	correct name
    Arthrobacter kerguelensis Gupta et al. 2004	validly published under the ICNP	synonym
    "Arthrobacter keyseri" Eaton 2001	not validly published	preferred name
    Arthrobacter koreensis Lee et al. 2003	validly published under the ICNP	correct name
    Arthrobacter liuii Yu et al. 2015	validly published under the ICNP	correct name
    Arthrobacter livingstonensis Ganzert et al. 2011	validly published under the ICNP	correct name
    Arthrobacter luteolus Wauters et al. 2000	validly published under the ICNP	correct name
    "Arthrobacter luteus" Kaneko et al. 1969	not validly published	preferred name
    Arthrobacter mangrovi Hamada et al. 2023	validly published under the ICNP	correct name
    "Arthrobacter marinus" Cobet et al. 1970	not validly published, basonym of name in Approved Lists	synonym
    Arthrobacter methylotrophus Borodina et al. 2002	validly published under the ICNP	correct name
    Arthrobacter mobilis Ye et al. 2020	validly published under the ICNP	correct name
    Arthrobacter monumenti Heyrman et al. 2005	validly published under the ICNP	correct name
    Arthrobacter mysorens Nand and Rao 1972 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter nanjingensis Huang et al. 2015	validly published under the ICNP	correct name
    Arthrobacter nasiphocae Collins et al. 2002	validly published under the ICNP	synonym
    Arthrobacter nicotianae Giovannozzi-Sermanni 1959 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter nicotinovorans Kodama et al. 1992	validly published under the ICNP	synonym
    Arthrobacter niigatensis Ding et al. 2009	validly published under the ICNP	synonym
    Arthrobacter nitroguajacolicus Kotoučková et al. 2004	validly published under the ICNP	synonym
    "Arthrobacter nitrophenolicus" Arora and Jain 2013	not validly published	preferred name
    Arthrobacter oryzae Kageyama et al. 2008	validly published under the ICNP	correct name
    Arthrobacter oxydans Sguros 1954 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter paludis Zhang et al. 2018	validly published under the ICNP	correct name
    "Arthrobacter paraffineus" Duvnjak et al. 1982	not validly published	preferred name
    Arthrobacter parietis Heyrman et al. 2005	validly published under the ICNP	correct name
    Arthrobacter pascens Lochhead and Burton 1953 (Approved Lists 1980)	validly published under the ICNP	correct name
    Arthrobacter phenanthrenivorans Kallimanis et al. 2009	validly published under the ICNP	synonym
    Arthrobacter phoenicis Schultz et al. 2025	validly published under the ICNP	correct name
    "Arthrobacter photogonimos" Phinney and Hoober 1992	not validly published	preferred name
    Arthrobacter picolinophilus Tate and Ensign 1974 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter pigmenti Heyrman et al. 2005	validly published under the ICNP	correct name
    Arthrobacter pityocampae İnce et al. 2014	validly published under the ICNP	correct name
    Arthrobacter pokkalii Krishnan et al. 2017	validly published under the ICNP	correct name
    Arthrobacter polaris Vodickova et al. 2022	validly published under the ICNP	correct name
    Arthrobacter polychromogenes Schippers-Lammertse et al. 1963 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter protophormiae (Lysenko 1959) Stackebrandt et al. 1984	validly published under the ICNP	synonym
    Arthrobacter psychrochitiniphilus Wang et al. 2009	validly published under the ICNP	correct name
    Arthrobacter psychrolactophilus Loveland-Curtze et al. 2000	validly published under the ICNP	correct name
    Arthrobacter psychrophenolicus Margesin et al. 2004	validly published under the ICNP	synonym
    Arthrobacter pullicola Pallen 2024	validly published under the ICNP	correct name
    "Arthrobacter pullicola" Gilroy et al. 2021	not validly published	synonym
    "Arthrobacter pyridinolis" Wolfson and Krulwich 1972	not validly published	preferred name
    Arthrobacter radiotolerans Yoshinaka et al. 1973 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter ramosus Jensen 1960 (Approved Lists 1980)	validly published under the ICNP	correct name
    Arthrobacter rhizosphaerae Li et al. 2023	validly published under the ICNP	correct name
    Arthrobacter rhombi Osorio et al. 1999	validly published under the ICNP	correct name
    Arthrobacter roseus Reddy et al. 2002	validly published under the ICNP	correct name
    Arthrobacter ruber Liu et al. 2018	validly published under the ICNP	correct name
    Arthrobacter russicus Li et al. 2004	validly published under the ICNP	correct name
    Arthrobacter sanguinis Mages et al. 2009	validly published under the ICNP	synonym
    "Arthrobacter saudimassiliensis" Papadioti et al. 2017	not validly published	preferred name
    Arthrobacter scleromae Huang et al. 2005	validly published under the ICNP	synonym
    "Arthrobacter sedimenti" Lin et al. 2020	not validly published	preferred name
    "Arthrobacter senegalensis" Ndiaye et al. 2019	not validly published	preferred name
    "Arthrobacter sialophilus" Tanenbaum and Flashner 1977	not validly published	preferred name
    Arthrobacter siccitolerans SantaCruz-Calvo et al. 2013	validly published under the ICNP	synonym
    Arthrobacter siderocapsulatus Dubinina and Zhdanov 1975 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter silvisoli Yan et al. 2018	validly published under the ICNP	correct name
    Arthrobacter silviterrae Lee et al. 2017	validly published under the ICNP	correct name
    Arthrobacter simplex (Jensen 1934) Lochhead 1957 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter soli Roh et al. 2008	validly published under the ICNP	synonym
    Arthrobacter stackebrandtii Tvrzová et al. 2005	validly published under the ICNP	correct name
    Arthrobacter subterraneus Chang et al. 2008	validly published under the ICNP	correct name
    Arthrobacter sulfonivorans Borodina et al. 2002	validly published under the ICNP	synonym
    "Arthrobacter sulfonylureivorans" Han et al. 2021	not validly published	preferred name
    Arthrobacter sulfureus Stackebrandt et al. 1984	validly published under the ICNP	synonym
    Arthrobacter sunyaminii Zhang et al. 2022	validly published under the ICNP	correct name
    Arthrobacter tecti Heyrman et al. 2005	validly published under the ICNP	correct name
    "Arthrobacter terrae" Jiang et al. 2022	not validly published	preferred name
    Arthrobacter terregens Lochhead and Burton 1953 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter terricola Trinh and Kim 2021	validly published under the ICNP	correct name
    Arthrobacter tumbae Heyrman et al. 2005	validly published under the ICNP	correct name
    Arthrobacter tumescens (Jensen 1934) Conn and Dimmick 1947 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter ulcerisalmonis Kämpfer et al. 2020	validly published under the ICNP	correct name
    Arthrobacter uratoxydans Stackebrandt et al. 1984	validly published under the ICNP	synonym
    Arthrobacter ureafaciens (Krebs and Eggleston 1939) Clark 1955 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter variabilis Müller 1961 (Approved Lists 1980)	validly published under the ICNP	synonym
    Arthrobacter vasquezii Valenzuela-Ibaceta et al. 2023	validly published under the ICNP	correct name
    Arthrobacter viscosus Gasdorf et al. 1965 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Arthrobacter wenxiniae" Sun et al. 2022	not validly published	preferred name
    Arthrobacter woluwensis Funke et al. 1997	validly published under the ICNP	correct name
    Arthrobacter yangruifuii Ge et al. 2020	validly published under the ICNP	correct name
    Arthrobacter zhangbolii Liu et al. 2023	validly published under the ICNP	correct name
    Arthrobacter zhaoguopingii Ge et al. 2020	validly published under the ICNP	correct name
    Arthrobacter zhaoxinii Zhang et al. 2023	validly published under the ICNP	correct name

Parent taxon: Micrococcaceae Pribram 1929 (Approved Lists 1980)

Assigned by: Cobet AB, Wirsen CJ, Jones GE. The effect of nickel on a marine bacterium, Arthrobacter marinus sp.nov. J Gen Microbiol 1970; 62:159-169.

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Record number: 515179