Name: Pseudonostoc Elenkin 1949

Category: Genus

Proposed as: gen. nov.

Etymology: N.L. neut. n. Nostoc, algal generic name; N.L. neut. n. Pseudonostoc

Gender: neuter (stem: Pseudonostoc-)

Type species: Pseudonostoc richteri Elenkin 1949

Valid publication: Elenkin AA. Monographia algarum Cyanophycearum aquidulcium et terrestrium in finibus URSS inventarum. Pars specialis (Systematica), Fasc. II. III. Hormogoneae (Geitl.) Elenk. Sumptibus Academiae Scientarum URSS, Mosqua & Leningrad, 1949.

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

Taxonomic status: synonym

Correct name: Isocystis Borzì ex Bornet and Flahault 1886

• Synonyms:

  • Name	Kind
    Isocystis Borzì ex Bornet and Flahault 1886	heterotypic synonym, validly published under the ICN (Botanical Code)

• Notes:
  • 🥇 Nomenclatural type of the family Pseudonostocaceae Elenkin 1949. Publication: Elenkin AA. Sinezelenye vodorosli SSSR. Spetsial’naya (sistematicheskaya) chast’. Vyp. 2. Izdatel'stvo Akademii Nauk USSR, Moskva & Leningrad, 1949.
  • 🧕 Elenkin (1949) assigned this genus to the family Pseudonostocaceae 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.
  • 🧕 Komarek and Golubic (1990) assigned this genus to the subfamily "Nostocoideae". Publication: Komarek J, Golubic S. Guide to the Nomenclature and formal taxonomic treatment of oxyphototroph prokaryotes (Cyanoprokaryotes). Unknown Publisher, Unknown City, 1990.
  • 🚂 For the type species of this genus another name is in use, which is affiliated with the genus Isocystis Borzì ex Bornet and Flahault 1886. Publication: Komárek J, Anagnostidis K. Modern approach to the classification system of Cyanophytes 4 - Nostocales. Algological Studies 1989; 56:247-345.
  • ❗ Pseudonostoc is the correct name instead if this genus is regarded as a separate genus (i.e., if its nomenclatural type is not assigned to another genus whose name is validly published, legitimate and not rejected and has priority).

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: 1

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Pseudonostoc richteri Elenkin 1949	validly published under the ICN (Botanical Code)	synonym

Parent taxon: Nostocaceae Eichler 1886

Assigned by: Komarek J, Golubic S. Guide to the Nomenclature and formal taxonomic treatment of oxyphototroph prokaryotes (Cyanoprokaryotes). Unknown Publisher, Unknown City, 1990.

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Record number: 17965