Name: Marinifilaceae Iino et al. 2014

Category: Family

Proposed as: fam. nov.

Etymology: Ma.ri.ni.fi.la’ce.ae. N.L. neut. n. Marinifilum, type genus of the family; L. fem. pl. n. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Marinifilaceae, family of the genus Marinifilum

Gender: feminine

Type genus: Marinifilum Na et al. 2009

Valid publication: Iino T, Mori K, Itoh T, Kudo T, Suzuki K, Ohkuma M. Description of Mariniphaga anaerophila gen. nov., sp. nov., a facultatively aerobic marine bacterium isolated from tidal flat sediment, reclassification of the Draconibacteriaceae as a later heterotypic synonym of the Prolixibacteraceae and description of the family Marinifilaceae fam. nov. Int J Syst Evol Microbiol 2014; 64:3660-3667.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 64, part 11 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:323-324.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Emendations:
  • Ormerod et al. 2016 Ormerod KL, Wood DL, Lachner N, Gellatly SL, Daly JN, Parsons JD, Dal'Molin CG, Palfreyman RW, Nielsen LK, Cooper MA, et al. Genomic characterization of the uncultured Bacteroidales family S24-7 inhabiting the guts of homeothermic animals. Microbiome 2016; 4:36. Oren A, Garrity GM. List of changes in taxonomic opinion no. 31. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:9-10.
    Notes:
    • ⊕ Emendation accompanied by the inclusion of 3 genera in the family.
  • Fu et al. 2020 Fu T, Cui H, Jia C, Sun W, Zhou S, Han Y, Liu L, Shi X, Zhang XH. Ancylomarina longa sp. nov., isolated from southern Okinawa Trough sediment and emended description of the family Marinifilaceae. Int J Syst Evol Microbiol 2020; 70:2531-2536. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 4 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:4050-4060.

• Notes:
  • 🧕 Wu et al. (2016) assigned this family to the order Marinilabiliales Wu et al. 2016. Publication: Wu WJ, Zhao JX, Chen GJ, Du ZJ. Description of Ancylomarina subtilis gen. nov., sp. nov., isolated from coastal sediment, proposal of Marinilabiliales ord. nov. and transfer of Marinilabiliaceae, Prolixibacteraceae and Marinifilaceae to the order Marinilabiliales. Int J Syst Evol Microbiol 2016; 66:4243-4249.
  • 🧒 Ormerod et al. (2016) assigned the genus "Sanguibacteroides" Sydenham et al. 2015 to this family. Publication: Ormerod KL, Wood DL, Lachner N, Gellatly SL, Daly JN, Parsons JD, Dal'Molin CG, Palfreyman RW, Nielsen LK, Cooper MA, et al. Genomic characterization of the uncultured Bacteroidales family S24-7 inhabiting the guts of homeothermic animals. Microbiome 2016; 4:36.
  • 🧒 Ormerod et al. (2016) assigned the genus Butyricimonas Sakamoto et al. 2009 to this family. Publication: Ormerod KL, Wood DL, Lachner N, Gellatly SL, Daly JN, Parsons JD, Dal'Molin CG, Palfreyman RW, Nielsen LK, Cooper MA, et al. Genomic characterization of the uncultured Bacteroidales family S24-7 inhabiting the guts of homeothermic animals. Microbiome 2016; 4:36.
  • 🧒 Ormerod et al. (2016) assigned the genus Odoribacter Hardham et al. 2008 to this family. Publication: Ormerod KL, Wood DL, Lachner N, Gellatly SL, Daly JN, Parsons JD, Dal'Molin CG, Palfreyman RW, Nielsen LK, Cooper MA, et al. Genomic characterization of the uncultured Bacteroidales family S24-7 inhabiting the guts of homeothermic animals. Microbiome 2016; 4:36.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Marinifiaceae".
  • 🧔 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, Bernardet JF, Frandsen Lau E. International Committee on Systematics of Prokaryotes: Subcommittee on the Taxonomy of Aerobic Bacteroidetes (formerly Flavobacterium and Cytophaga-like bacteria). Int J Syst Evol Microbiol 2020; 70:6017-6020.
  • 🧔 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 Zhuang et al. (2025). 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: KCTC: 9; JCM: 7; MCCC: 6; DSM: 4; CECT: 2; NBRC: 2; KACC: 1; CICC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 4
Number of child taxa with a validly published name, including synonyms: 4
Total number of child taxa: 4

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Ancylomarina Wu et al. 2016	validly published under the ICNP	correct name
    Labilibaculum Vandieken et al. 2019	validly published under the ICNP	correct name
    Marinifilum Na et al. 2009	validly published under the ICNP	correct name
    Paralabilibaculum Zhuang et al. 2025	validly published under the ICNP	correct name

Parent taxon: Bacteroidales Krieg 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: 1992