Name: Elusimicrobium Geissinger et al. 2010

Category: Genus

Proposed as: gen. nov.

Etymology: E.lu.si.mi.cro’bi.um. L. masc. perf. part. elusus, to delude, deceive, mock (with the accessory notion of mockery); from L. v. eludo, here intended to mean escaped from capture; N.L. neut. n. microbium, a microbe; N.L. neut. n. Elusimicrobium, an elusive microbe, hard to find, capture or isolate

Gender, pronunciation (Latin): neuter (stem: Elusimicrobi-), e-lu-si-mi-KRO-bi-um

Type species: Elusimicrobium minutum Geissinger et al. 2010

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Geissinger O, Herlemann DP, Morschel E, Maier UG, Brune A. The ultramicrobacterium "Elusimicrobium minutum" gen. nov., sp. nov., the first cultivated representative of the termite group 1 phylum. Appl Environ Microbiol 2009; 75:2831-2840. 🇩🇪

IJSEM list: Euzeby JP. Validation list no. 132. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2010; 60:469-472.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Emendations:
  • Mies et al. 2025 Mies US, Zheng H, Platt K, Radek R, Paczia N, Treitli SC, Brune A. Comparative genomics of Elusimicrobiaceae (phylum Elusimicrobiota) and description of the isolates Elusimicrobium simillimum sp. nov., Elusimicrobium posterum sp. nov., and Parelusimicrobium proximum gen. nov. sp. nov. Syst Appl Microbiol 2025; 48:126606. 🇩🇪 Oren A, Göker M. List of changes in taxonomic opinion no. 43. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2026; 76:6976.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 2 new species in the genus.

• Notes:
  • 🥇 Nomenclatural type of the class Elusimicrobia Geissinger et al. 2010. Publication: Geissinger O, Herlemann DP, Morschel E, Maier UG, Brune A. The ultramicrobacterium "Elusimicrobium minutum" gen. nov., sp. nov., the first cultivated representative of the termite group 1 phylum. Appl Environ Microbiol 2009; 75:2831-2840. 🇩🇪
  • 🥇 Nomenclatural type of the family Elusimicrobiaceae Geissinger et al. 2010. Publication: Geissinger O, Herlemann DP, Morschel E, Maier UG, Brune A. The ultramicrobacterium "Elusimicrobium minutum" gen. nov., sp. nov., the first cultivated representative of the termite group 1 phylum. Appl Environ Microbiol 2009; 75:2831-2840. 🇩🇪
  • 🥇 Nomenclatural type of the order Elusimicrobiales Geissinger et al. 2010. Publication: Geissinger O, Herlemann DP, Morschel E, Maier UG, Brune A. The ultramicrobacterium "Elusimicrobium minutum" gen. nov., sp. nov., the first cultivated representative of the termite group 1 phylum. Appl Environ Microbiol 2009; 75:2831-2840. 🇩🇪
  • 🥇 Nomenclatural type of the phylum Elusimicrobiota Geissinger et al. 2021. Publication: Oren A, Garrity GM. Valid publication of the names of forty-two phyla of prokaryotes. Int J Syst Evol Microbiol 2021; 71:5056. 🇮🇱
  • 🧕 Cavalier-Smith and Chao (2020) assigned this genus to the class "Elusimicrobiia" Cavalier-Smith 2020. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753. 🇬🇧
  • 🧕 Geissinger et al. (2009) assigned this genus to the order Elusimicrobiales Geissinger et al. 2010. Publication: Geissinger O, Herlemann DP, Morschel E, Maier UG, Brune A. The ultramicrobacterium "Elusimicrobium minutum" gen. nov., sp. nov., the first cultivated representative of the termite group 1 phylum. Appl Environ Microbiol 2009; 75:2831-2840. 🇩🇪
  • 🧕 Oren and Garrity (2021) assigned this genus to the phylum Elusimicrobiota Geissinger et al. 2021. Publication: Oren A, Garrity GM. Valid publication of the names of forty-two phyla of prokaryotes. Int J Syst Evol Microbiol 2021; 71:5056. 🇮🇱
  • 🎰 The BRCs most frequently used for deposits in this group are: JCM: 3; DSM: 2; ATCC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 4

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Elusimicrobium euhamitermitis" Mies et al. 2025	not validly published	preferred name
    Elusimicrobium minutum Geissinger et al. 2010	validly published under the ICNP	correct name
    Elusimicrobium posterum Mies et al. 2025	validly published under the ICNP	correct name
    Elusimicrobium simillimum Mies et al. 2025	validly published under the ICNP	correct name

Parent taxon: Elusimicrobiaceae Geissinger et al. 2010

Assigned by: Geissinger O, Herlemann DP, Morschel E, Maier UG, Brune A. The ultramicrobacterium "Elusimicrobium minutum" gen. nov., sp. nov., the first cultivated representative of the termite group 1 phylum. Appl Environ Microbiol 2009; 75:2831-2840. 🇩🇪

Linking: To permanently link to this page, use https://lpsn.dsmz.de/genus/elusimicrobiumCopy to clipboardLink copied to clipboard

Record number: 517947