Name: Hollandina (ex To et al. 1978) Bermudes et al. 1988

Category: Genus

Proposed as: gen. nov., nom. rev.

Etymology: Hol.lan.di’na. N.L. fem. n. Hollandina, named in honor of André Hollande, a French protistologist

Gender, pronunciation (Latin): feminine (stem: Hollandin-), hol-lan-DI-na

Type species: Hollandina pterotermitidis (ex To et al. 1978) Bermudes et al. 1988

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Bermudes D, Chase D, Margulis L. Morphology as a basis for taxonomy of large spirochetes symbiotic in wood-eating cockroaches and termites: Pillotina gen. nov., nom. rev.; Pillotina calotermitidis sp. nov., nom. rev.; Diplocalyx gen. nov., nom. rev.; Diplocalyx calotermitidis sp. nov., nom. rev.; Hollandina gen. nov., nom.[TRUNCATED]. Int J Syst Bacteriol 1988; 38:291-302.

Nomenclatural status: validly published under the ICNP, illegitimate name

Taxonomic status: in need of a replacement

• Notes:
  • 🧕 Bermudes et al. (1988) assigned this genus to the family Spirochaetaceae Swellengrebel 1907 (Approved Lists 1980). Publication: Bermudes D, Chase D, Margulis L. Morphology as a basis for taxonomy of large spirochetes symbiotic in wood-eating cockroaches and termites: Pillotina gen. nov., nom. rev.; Pillotina calotermitidis sp. nov., nom. rev.; Diplocalyx gen. nov., nom. rev.; Diplocalyx calotermitidis sp. nov., nom. rev.; Hollandina gen. nov., nom.[TRUNCATED]. Int J Syst Bacteriol 1988; 38:291-302.
  • 🧕 Gupta et al. (2013) assigned this genus to the family Spirochaetaceae Swellengrebel 1907 (Approved Lists 1980). Publication: Gupta RS, Mahmood S, Adeolu M. A phylogenomic and molecular signature based approach for characterization of the phylum Spirochaetes and its major clades: proposal for a taxonomic revision of the phylum. Front Microbiol 2013; 4:217. 🇨🇦
  • 🧕 Hördt et al. (2020) assigned this genus to the family Spirochaetaceae Swellengrebel 1907 (Approved Lists 1980). Publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468. 🇩🇪
  • 🧕 Wier et al. (2000) assigned this genus to the family "Pillotinaceae" Margulis and Hinkle 1992. Publication: Wier A, Ashen J, Margulis L. Canaleparolina darwiniensis, gen. nov., sp. nov., and other pillotinaceous spirochetes from insects. Int Microbiol 2000; 3:213-223. 🇺🇸
  • 💥 This name is a homonym of Hollandina Haynes, 1956 (zoological) [from Catalogue of Life].
  • 🧍 Later homonym of Hollandina Haynes 1956 (Chromista). — Kostovski M. Personal communication, 2025-12-27.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "HLND" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 1
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Hollandina grandis" Treitli et al. 2026	not validly published	preferred name
    Hollandina pterotermitidis (ex To et al. 1978) Bermudes et al. 1988	validly published under the ICNP, illegitimate name	in need of a replacement

Parent taxon: Breznakiellaceae Brune et al. 2022

Assigned by: Treitli SC, Mies US, Radek R, Zinnhardt PA, Silva JMK, Reuter L, Rohr NA, Platt K, Herve V, Plarre R, et al. Metabolic capacities of large "pillotinaceous" spirochetes from termite guts and their placement among Breznakiellaceae. BMC Biol 2026; 24:0. 🇩🇪

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.517250Copy to clipboardLink copied to clipboard

Record number: 517250

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31