Name: Desmonema Berkeley and Thwaites ex Bornet and Flahault 1886

Category: Genus

Proposed as: gen. nov.

Etymology: Des.mo.ne’ma. Gr. masc. n. desmos, chain; Gr. neut. n. nêma, thread; N.L. neut. n. Desmonema, a chain of threads

Gender, pronunciation (Latin): neuter (stem: Desmonemat-), des-mo-NE-ma

Type species: Desmonema dillwynii Berkeley and Thwaites ex Bornet and Flahault 1886

Valid publication: Bornet E, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (Troisième fragment). Annales des Sciences Naturelles, Botanique, Septième série 1886; 5:51-129.

Nomenclatural status: validly published under the ICN (Botanical Code)

Taxonomic status: correct name

• Notes:
  • 🥇 Nomenclatural type of the family "Desmonemataceae" Kondratyeva 1968. Publication: Kondratyeva NV. Sino-zeleni vodorosti-Cyanophyta [Blue-green algae - Cyanophyta]. In Viznanik prisnovodnych Vodorostej Ukrajinskoj RSR. Vol. 1(2). Naukova dumka, Kiev, 1968.
  • 🧕 Bornet and Flahault (1886) assigned this genus to the family Scytonemataceae corrig. Frank 1886. Publication: Bornet É, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (Troisième fragment). Annales des Sciences Naturelles, Botanique, Septième série 1886; 5:51-129.
  • 🧕 Bornet and Flahault (1886) assigned this genus to the tribe Scytonemateae corrig. Rabenhorst ex Bornet and Flahault 1886. Publication: Bornet É, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (Troisième fragment). Annales des Sciences Naturelles, Botanique, Septième série 1886; 5:51-129.
  • 🧕 Elenkin (1949) assigned this genus to the family Hydrocorynaceae Elenkin 1949. Publication: Elenkin AA. Sinezeleniye vodorosli SSSR. Monografiya presnovodnykh i nazemnykh S'yanofiseaye, obnaruzhennykh v predelakh SSSR. Spetsial'naya (sistematicheskaya) chast', vyp. II. III. Hormogoneae (Geitl.) Elenk. (okonchaniye). Izdate'stvo Akademii Nauk SSSR, Moscow, 1949.
  • 🧕 Geitler (1925) assigned this genus to the family Microchaetaceae Lemmermann 1907. Publication: Geitler L. Synoptische Darstellung der Cyanophyceen in morphologischer und systematischer Hinsicht. Beihefte zum Botanischen Centralblatt 1925; 41:163-294.
  • 🧕 Komarek and Golubic (1990) assigned this genus to the subfamily Tolypotrichoideae Komárek and Anagnostidis 1989. Publication: Komarek J, Golubic S. Guide to the Nomenclature and formal taxonomic treatment of oxyphototroph prokaryotes (Cyanoprokaryotes). Unknown Publisher, Unknown City, 1990.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Desmanema"; "Desnionema".
  • 🧍 According to Shipunov (2011), this name is a hemihomonym. Publication: Shipunov A. The problem of hemihomonyms and the on-line hemihomonyms database (HHDB). Bionomina 2011; 4:65-72.
  • 🧍 Komarek and Golubic (1990) regard this name as a later homonym. Publication: Komarek J, Golubic S. Guide to the Nomenclature and formal taxonomic treatment of oxyphototroph prokaryotes (Cyanoprokaryotes). Unknown Publisher, Unknown City, 1990.

Subdivision:

Number of child taxa with a validly published and correct name: 2
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
    Desmonema dillwynii Berkeley and Thwaites ex Bornet and Flahault 1886	validly published under the ICN (Botanical Code)	correct name
    Desmonema floccosum Bornet and Flahault 1886	validly published under the ICN (Botanical Code)	synonym
    Desmonema lievreae Frémy 1935	validly published under the ICN (Botanical Code)	synonym
    Desmonema wrangelii Bornet and Flahault 1886	validly published under the ICN (Botanical Code)	correct name

Parent taxon: Tolypotrichaceae corrig. Hauer et al. 2014

Assigned by: Komárek J, Kaštovský J, Mareš J, Johansen JR. Taxonomic classification of cyanoprokaryotes (cyanobacterial genera) 2014, using a polyphasic approach. Preslia 2014; 86:295-335. 🇨🇿

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Record number: 17921