Name: Archangium Jahn 1924 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Gr. ind. v. archô, to be first, begin, make a beginning; Gr. neut. n. angeîon, vessel; N.L. neut. n. Archangium, primitive vessel

Gender: neuter (stem: Archangi-)

Type species: Archangium gephyra Jahn 1924 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Jahn E. Beiträge zur botanischen Protistologie. I. Die Polyangiden. Verlag von Gebruder Borntraeger, Leipzig, 1924.

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

• Synonyms:

  • Name	Kind
    Angiococcus (ex Jahn 1924) Hook et al. 1980	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Lang et al. 2015 Lang E, Schumann P, Tindall BJ, Mohr KI, Sproer C. Reclassification of Angiococcus disciformis, Cystobacter minus and Cystobacter violaceus as Archangium disciforme comb. nov., Archangium minus comb. nov. and Archangium violaceum comb. nov., unification of the families Archangiaceae and Cystobacteraceae, and emended descriptions of the families Myxococcaceae and Archangiaceae. Int J Syst Evol Microbiol 2015; 65:4032-4042. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 11 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:527-529.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 3 new species in the genus.
  • Awal et al. 2017 Awal RP, Garcia R, Gemperlein K, Wink J, Kunwar B, Parajuli N, Muller R. Vitiosangium cumulatum gen. nov., sp. nov. and Vitiosangium subalbum sp. nov., soil myxobacteria, and emended descriptions of the genera Archangium and Angiococcus, and of the family Cystobacteraceae. Int J Syst Evol Microbiol 2017; 67:1422-1430. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 67, part 5 of the IJSEM. Int J Syst Evol Microbiol 2017; 67:2495-2498.

• Notes:
  • 🥇 Nomenclatural type of the family Archangiaceae Jahn 1924 (Approved Lists 1980). Publication: Jahn E. Beitrage zur botanischen Protistologie. I. Die Polyangiden. Verlag von Gebruder Borntraeger, Leipzig, 1924.
  • 🧕 Brenner et al. (2005) assigned this genus to the family Cystobacteraceae McCurdy 1970 (Approved Lists 1980). Publication: Garrity GM, Bell JA, Lilburn T. Class I. Alphaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part C (The Alpha-, Beta-, Delta-, and Epsilonproteobacteria), Springer, New York, 2005, p. 1.
  • 🧕 Waite et al. (2020) assigned this genus to the family Myxococcaceae Jahn 1924 (Approved Lists 1980). Publication: Waite DW, Chuvochina M, Pelikan C, Parks DH, Yilmaz P, Wagner M, Loy A, Naganuma T, Nakai R, Whitman WB, et al. Proposal to reclassify the proteobacterial classes Deltaproteobacteria and Oligoflexia, and the phylum Thermodesulfobacteria into four phyla reflecting major functional capabilities. Int J Syst Evol Microbiol 2020; 70:5972-6016.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Arcahgium"; "Arcbangium"; "Archanguim"; "Arclzangium".
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 4; ATCC: 4; NCCB: 2; JCM: 2; CIP: 1.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "ACNG" 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: 5
Number of child taxa with a validly published name, including synonyms: 5
Total number of child taxa: 7

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Archangium disciforme (Thaxter 1904) Lang et al. 2015	validly published under the ICNP	correct name
    Archangium gephyra Jahn 1924 (Approved Lists 1980)	validly published under the ICNP	correct name
    Archangium lansingense corrig. Ahearne et al. 2025	validly published under the ICNP	correct name
    Archangium lansinium Ahearne et al. 2025	inaccurate spelling	misspelling
    "Archangium lipolyticum" Zhou et al. 2023	not validly published	preferred name (not correct name)
    Archangium minus (Krzemieniewska and Krzemieniewski 1926) Lang et al. 2015	validly published under the ICNP	correct name
    Archangium violaceum (Reichenbach 2007 ex Kühlwein and Gallwitz 1958) Lang et al. 2015	validly published under the ICNP	correct name

Parent taxon: Archangiaceae Jahn 1924 (Approved Lists 1980)

Assigned by: Lang E, Schumann P, Tindall BJ, Mohr KI, Sproer C. Reclassification of Angiococcus disciformis, Cystobacter minus and Cystobacter violaceus as Archangium disciforme comb. nov., Archangium minus comb. nov. and Archangium violaceum comb. nov., unification of the families Archangiaceae and Cystobacteraceae, and emended descriptions of the families Myxococcaceae and Archangiaceae. Int J Syst Evol Microbiol 2015; 65:4032-4042.

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Record number: 515166