Name: Cytobacillus Patel and Gupta 2020

Category: Genus

Proposed as: gen. nov.

Etymology: Cy.to.ba.cil’lus. Gr. neut. n. kytos, hollow, vessel, jar, and in biology a cell; L. masc. n. bacillus, a small staff or rod and Bacillus, a bacterial genus; N.L. masc. n. Cytobacillus, a rod-shaped cell

Gender: masculine (stem: Cytobacill-)

Type species: Cytobacillus firmus (Bredemann and Werner 1933) Patel and Gupta 2020

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Patel S, Gupta RS. A phylogenomic and comparative genomic framework for resolving the polyphyly of the genus Bacillus: Proposal for six new genera of Bacillus species, Peribacillus gen. nov., Cytobacillus gen. nov., Mesobacillus gen. nov., Neobacillus gen. nov., Metabacillus gen. nov. and Alkalihalobacillus gen. nov. Int J Syst Evol Microbiol 2020; 70:406-438.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 1 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:2167-2173.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🥇 Nomenclatural type of the family Cytobacillaceae Li et al. 2024. Publication: Li Y, Zhang D, Bo D, Peng D, Sun M, Zheng J. A taxonomic note on the order Caryophanales: description of 12 novel families and emended description of 21 families. Int J Syst Evol Microbiol 2024; 74:6539.
  • 🧕 Patel and Gupta (2020) assigned this genus to the family Bacillaceae Fischer 1895 (Approved Lists 1980). Publication: Patel S, Gupta RS. A phylogenomic and comparative genomic framework for resolving the polyphyly of the genus Bacillus: Proposal for six new genera of Bacillus species, Peribacillus gen. nov., Cytobacillus gen. nov., Mesobacillus gen. nov., Neobacillus gen. nov., Metabacillus gen. nov. and Alkalihalobacillus gen. nov. Int J Syst Evol Microbiol 2020; 70:406-438.
  • 🚋 The type species of this genus has alternatively been placed in the genus Bacillus Cohn 1872 (Approved Lists 1980). Publication: Werner W. Botanische Beschreibung häufiger am Buttersäureabbau beteiligter sporenbildender Bakterienspezies. Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Abteilung II 1933; 87:446-475.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Seiler et al. (2013), Liu et al. (2023), Wei et al. (2016). 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: 12; JCM: 7; KCTC: 6; NRRL: 4; CCUG: 4; NCTC: 3; CGMCC: 3; CICC: 2; VKM: 2; BCRC: 2.

Subdivision:

Number of child taxa with a validly published and correct name: 18
Number of child taxa with a validly published name, including synonyms: 20
Total number of child taxa: 23

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Cytobacillus ciccensis (Liu et al. 2017) Gupta et al. 2020	validly published under the ICNP	synonym
    Cytobacillus citreus Liu et al. 2023	validly published under the ICNP	correct name
    Cytobacillus dafuensis (Zheng et al. 2023) Liu et al. 2023	validly published under the ICNP	synonym
    Cytobacillus depressus (Wei et al. 2016) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus eiseniae (Hong et al. 2012) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus firmus (Bredemann and Werner 1933) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus formosensis (Lin et al. 2015) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus gottheilii (Seiler et al. 2013) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus horneckiae (Vaishampayan et al. 2010) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus kochii (Seiler et al. 2012) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus luteolus (Shi et al. 2011) Gupta et al. 2020	validly published under the ICNP	correct name
    "Cytobacillus mangrovibacter" Shi et al. 2025	not validly published	preferred name (not correct name)
    Cytobacillus massiliigabonensis (Sarr et al. 2021) Liu et al. 2023	validly published under the ICNP	correct name
    Cytobacillus oceanisediminis (Zhang et al. 2010) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus praedii (Liu et al. 2017) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus pseudoceanisediminis Tarasov et al. 2023	validly published under the ICNP	correct name
    Cytobacillus purgationiresistens (Vaz-Moreira et al. 2012) Patel and Gupta 2020	validly published under the ICNP	correct name
    Cytobacillus solani (Liu et al. 2015) Patel and Gupta 2020	validly published under the ICNP	correct name
    "Cytobacillus spartinae" Shi et al. 2025	not validly published	preferred name (not correct name)
    Cytobacillus spongiae Gao et al. 2023	validly published under the ICNP	correct name
    "Cytobacillus stercorigallinarum" Gilroy et al. 2021	not validly published	synonym (and no standing)
    Cytobacillus stercorigallinarum Pallen 2024	validly published under the ICNP	correct name
    Cytobacillus suaedae Xu et al. 2022	validly published under the ICNP	correct name

Parent taxon: Cytobacillaceae Li et al. 2024

Assigned by: Li Y, Zhang D, Bo D, Peng D, Sun M, Zheng J. A taxonomic note on the order Caryophanales: description of 12 novel families and emended description of 21 families. Int J Syst Evol Microbiol 2024; 74:6539.

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Record number: 4937