Name: Opitutaceae Choo et al. 2007

Category: Family

Proposed as: fam. nov.

Etymology: O.pi.tu.ta’ce.ae. N.L. masc. n. Opitutus, type genus of the family; L. fem. pl. n. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Opitutaceae, the family of the genus Opitutus

Pronunciation (Latin), gender: o-pi-tu-TA-ke-a͡e, feminine

Type genus: Opitutus Chin et al. 2001

Valid publication: Choo YJ, Lee K, Song J, Cho JC. Puniceicoccus vermicola gen. nov., sp. nov., a novel marine bacterium, and description of Puniceicoccaceae fam. nov., Puniceicoccales ord. nov., Opitutaceae fam. nov., Opitutales ord. nov. and Opitutae classis nov. in the phylum 'Verrucomicrobia'. Int J Syst Evol Microbiol 2007; 57:532-537. 🇰🇷

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 57, part 3 of the IJSEM. Int J Syst Evol Microbiol 2007; 57:1173-1174.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Alterococcaceae Min et al. 2023	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Tegtmeier et al. 2018 Tegtmeier D, Belitz A, Radek R, Heimerl T, Brune A. Ereboglobus luteus gen. nov. sp. nov. from cockroach guts, and new insights into the oxygen relationship of the genera Opitutus and Didymococcus (Verrucomicrobia: Opitutaceae). Syst Appl Microbiol 2018; 41:101-112. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 28. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2018; 68:2137-2138.
    Notes:
    • ⊕ Emendation accompanied by the inclusion of 2 genera in the family.

• Notes:
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Opitutataceae".
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 12; KCTC: 7; ATCC: 6; JCM: 4; LMG: 4; NBRC: 3; MCCC: 3; NRRL: 3; KACC: 3; NCIMB: 3.

Subdivision:

Number of child taxa with a validly published and correct name: 12
Number of child taxa with a validly published name, including synonyms: 13
Total number of child taxa: 19

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Actomonas Zhang et al. 2024	validly published under the ICNP	correct name
    Alterococcus Shieh and Jean 1999	validly published under the ICNP	correct name
    "Cephaloticoccus" Lin et al. 2016	not validly published	preferred name
    Congregicoccus Islam et al. 2025	validly published under the ICNP	correct name
    "Candidatus Didemniditutus" corrig. Lopera et al. 2017	not validly published	pro-correct name
    "Candidatus Didemnitutus" Lopera et al. 2017	inaccurate spelling	misspelling
    "Didymococcus" Wertz et al. 2017	not validly published	synonym
    "Diplosphaera" Wertz et al. 2012	not validly published	synonym
    Ereboglobus Tegtmeier et al. 2018	validly published under the ICNP	correct name
    Geminisphaera Wertz et al. 2018	validly published under the ICNP	correct name
    Horticoccus Chung et al. 2023	validly published under the ICNP	correct name
    Lacunisphaera Rast et al. 2025	validly published under the ICNP	correct name
    "Lotipaludicoccus" Park et al. 2026	not validly published	preferred name
    Nibricoccus Baek et al. 2019	validly published under the ICNP	correct name
    Oleiharenicola Rochman et al. 2018	validly published under the ICNP	correct name
    Opitutus Chin et al. 2001	validly published under the ICNP	correct name
    Rariglobus Pitt et al. 2020	validly published under the ICNP	correct name
    Synoicihabitans Ahmad et al. 2024	validly published under the ICNP	synonym
    Termitidicoccus Mei et al. 2024	validly published under the ICNP	correct name

Parent taxon: Opitutales Choo et al. 2007

Assigned by: Choo YJ, Lee K, Song J, Cho JC. Puniceicoccus vermicola gen. nov., sp. nov., a novel marine bacterium, and description of Puniceicoccaceae fam. nov., Puniceicoccales ord. nov., Opitutaceae fam. nov., Opitutales ord. nov. and Opitutae classis nov. in the phylum 'Verrucomicrobia'. Int J Syst Evol Microbiol 2007; 57:532-537. 🇰🇷

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Record number: 993