Family Isocystaceae

Name: Isocystaceae (Borzì 1886) Elenkin 1917

Category, proposed as: family, fam. nov.

Etymology: I.so.cys.ta’ce.ae. N.L. fem. pl. n. Isocystaceae, the Isocystis family

Pronunciation (Latin), gender: i-so-kys-TA-ke-a͡e, feminine

Type genus: Isocystis Borzì ex Bornet and Flahault 1886

Valid publication: Elenkin AA. Ob izmenenii printsipov klassifikatsi poryadka Hormogoneae (Thur.) Kirchn. V klasse sinezelenykh vodoroslej. Zhurn. Russk. Bot. Obshch. 1917; 1:147-165.

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

Taxonomic status: synonym

Correct name: Nostocaceae Eichler 1886

• Synonyms:

  • Name	Kind
    "Nostocidae" Walton 1931	heterotypic synonym, inaccurate spelling
    Nostochaceae Frank 1886	heterotypic synonym, inaccurate spelling and illegitimate (ICN [Botanical Code])
    Pseudonostocaceae Elenkin 1949	heterotypic synonym, validly published under the ICN (Botanical Code)
    "Nostoceae" Kützing 1843	heterotypic synonym, inaccurate spelling
    Nostocaceae Wolle 1887	heterotypic synonym, validly published under the ICN (Botanical Code), illegitimate name
    Nostocaceae corrig. Frank 1886	heterotypic synonym, validly published under the ICN (Botanical Code), illegitimate name
    Camptylonemopsidaceae Dutt et al. 1975	heterotypic synonym, validly published under the ICN (Botanical Code)
    Nostocaceae Eichler 1886	heterotypic synonym, validly published under the ICN (Botanical Code)
    "Fortieaceae" Komárek et al. 2014	heterotypic synonym, not validly published
    Leptobasaceae Elenkin 1917	heterotypic synonym, validly published under the ICN (Botanical Code), illegitimate name

• Notes:
  • 🧒 Elenkin (1917) assigned the genus Isocystis Borzì ex Bornet and Flahault 1886 to this family. Publication: Elenkin AA. Ob izmenenii printsipov klassifikatsi poryadka Hormogoneae (Thur.) Kirchn. V klasse sinezelenykh vodoroslej. Zhurn. Russk. Bot. Obshch. 1917; 1:147-165.
  • 🛺 The type genus of this family has been placed in the family Nostocaceae Eichler 1886. Publication: Hoffmann L, Komárek J, Kastovsky J. System of cyanoprokaryotes (cyanobacteria) - state in 2004. Algological Studies 2005; 117:95-115. 🇱🇺
  • 🚃 The type genus of this family has alternatively been placed in the family Pseudonostocaceae Elenkin 1949. Publication: Elenkin AA. Sinezeleniye vodorosli SSSR. Monografiya presnovodnykh i nazemnykh Cyanophyceae, obnaruzhennykh v predelakh SSSR. Spetsial'naya (sistematicheskaya) chast', vyp. II. III. Hormogoneae (Geitl.) Elenk. (okonchaniye). Izdate'stvo Akademii Nauk SSSR, Moskva & Leningrad, 1949.
  • 🚃 The type genus of this family has alternatively been placed in the family Oscillatoriaceae Engler 1898. Publication: Geitler L. Synoptische Darstellung der Cyanophyceen in morphologischer und systematischer Hinsicht. Beihefte zum Botanischen Centralblatt 1925; 41:163-294.
  • 🚋 The type genus of this family has alternatively been placed in the family Nostocaceae Eichler 1886. Publication: Komárek J, Anagnostidis K. Modern approach to the classification system of Cyanophytes 4 - Nostocales. Algological Studies 1989; 56:247-345.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Isoitaceae".
  • ❗ Isocystaceae is the correct name instead if this family is regarded as a separate family (i.e., if its nomenclatural type is not assigned to another family whose name is validly published, legitimate and not rejected and has priority).
  • 🧍 According to Silva (1980) based on Hormogoneae tribe Isocysteae Borzì (in Bornet et Flahault, 1886c, p. 261). See also the comment on Nostocaceae. Publication: Silva PC. Names of classes and families of living algae with special reference to their use in the Index Nominum Genericorum (Plantarum). Bohn, Scheltema & Holkema, Utrecht, 1980.

Parent taxon: Nostocales corrig. Borzì 1914

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Strunecky O, Ivanova AP, Mares J. An updated classification of cyanobacterial orders and families based on phylogenomic and polyphasic analysis. J Phycol 2023; 59:12-51. 🇨🇿

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Record number: 6133