Name: Weeksellaceae García-López et al. 2020

Category: Family

Proposed as: fam. nov.

Etymology: Week.sel.la’ce.ae. N.L. fem. dim. n. Weeksella, type genus of the family; L. fem. pl. n. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Weeksellaceae, the Weeksella family

Pronunciation (Latin), gender: week-sel-LA-ke-a͡e, feminine

Type genus: Weeksella Holmes et al. 1987

Effective publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. 🇩🇪

IJSEM list: Oren A, Garrity GM. Validation list no. 193. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2020; 70:2960-2966.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🚃 The type genus of this family has alternatively been placed in the family Flavobacteriaceae Reichenbach 1992. Publication: Bernardet JF, Nakagawa Y, Holmes B. Proposed minimal standards for describing new taxa of the family Flavobacteriaceae and emended description of the family. Int J Syst Evol Microbiol 2002; 52:1049-1070. 🇫🇷
  • 🚃 The type genus of this family has alternatively been placed in the family Flavobacteriaceae Reichenbach 1992. Publication: Bernardet J-F, Segers P, Vancanneyt M, Berthe F, Kersters K, Vandamme P. Cutting a gordian knot: emended classification and description of the genus Flavobacterium, emended description of the family Flavobacteriaceae, and proposal of Flavobacterium hydatis nom. nov. (basonym, Cytophaga aquatilis Strohl and Tait 1978). Int. J. Syst. Bacteriol. 1996; 46:128-148. 🇫🇷
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Bowman JP, Hugo C, Nicholson A, Hahnke R, Lau EF, Holmes B, Sutcliffe I. International Committee on Systematics of Prokaryotes: Subcommittee on the taxonomy of aerobic Bacteroidota. Minutes of the online meeting 25 April 2023. Int J Syst Evol Microbiol 2023; 73:6144. 🇦🇺
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Bowman JP. International Committee on Systematics of Prokaryotes: Subcommittee on the Taxonomy of Aerobic Bacteroidetes (formerly Flavobacterium and Cytophaga-like bacteria). Minutes of the open meeting, 10 July 2019, Glasgow, UK. Int J Syst Evol Microbiol 2023; 73:5966. 🇦🇺
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Nicholson et al. (2020), Kaempfer et al. (2009), Zhang et al. (2014), Kim et al. (2005), Vandamme et al. (1994). 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: 101; JCM: 76; LMG: 75; KCTC: 72; CCUG: 64; CIP: 45; NBRC: 42; KACC: 34; CCM: 22; CCTCC: 21.

Subdivision:

Number of child taxa with a validly published and correct name: 17
Number of child taxa with a validly published name, including synonyms: 24
Total number of child taxa: 26

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Algoriella Yang et al. 2016	validly published under the ICNP	correct name
    Apibacter Kwong and Moran 2016	validly published under the ICNP	correct name
    Bergeyella Vandamme et al. 1994	validly published under the ICNP	correct name
    Chishuiella Zhang et al. 2014	validly published under the ICNP	correct name
    Chryseobacterium Vandamme et al. 1994	validly published under the ICNP	correct name
    Cloacibacterium Allen et al. 2006	validly published under the ICNP	correct name
    Cruoricaptor Yassin et al. 2013	validly published under the ICNP	correct name
    Elizabethkingia Kim et al. 2005	validly published under the ICNP	correct name
    Empedobacter (ex Prévot 1961) Vandamme et al. 1994	validly published under the ICNP	correct name
    Epilithonimonas O'Sullivan et al. 2006	validly published under the ICNP	synonym
    Frigoriflavimonas Menes et al. 2022	validly published under the ICNP	correct name
    Halpernia Nicholson et al. 2020	validly published under the ICNP	synonym
    Kaistella Kim et al. 2004	validly published under the ICNP	synonym
    Marnyiella Zhao et al. 2023	validly published under the ICNP	correct name
    Moheibacter Zhang et al. 2014	validly published under the ICNP	correct name
    "Candidatus Onthonaster" Gilroy et al. 2022	not validly published	preferred name
    Ornithobacterium Vandamme et al. 1994	validly published under the ICNP	correct name
    Planobacterium Peng et al. 2009	validly published under the ICNP	synonym
    Profundicola Romanenko et al. 2024	validly published under the ICNP	correct name
    Riemerella Segers et al. 1993	validly published under the ICNP	correct name
    Sejongia Yi et al. 2005	validly published under the ICNP	synonym
    Soonwooa Joung et al. 2010	validly published under the ICNP	synonym
    Spongiimonas Yoon et al. 2014	validly published under the ICNP	correct name
    Wautersiella Kämpfer et al. 2006	validly published under the ICNP	synonym
    Weeksella Holmes et al. 1987	validly published under the ICNP	correct name
    "Wuhapuella" Sun et al. 2025	not validly published	preferred name

Parent taxon: Flavobacteriales Bernardet 2012

Assigned by: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. 🇩🇪

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Record number: 7789