Name: Coelosphaerium Nägeli 1849

Category: Genus

Proposed as: gen. nov.

Etymology: Coe.lo.sphae’ri.um. N.L. neut. n. sphaerium; N.L. neut. n. Coelosphaerium, a hollow sphere

Gender, pronunciation (Latin): neuter (stem: Coelosphaeri-), ko͡e-lo-SP^HA͡E-ri-um

Type species: Coelosphaerium kuetzingianum Nägeli 1849

Valid publication: Nägeli C. Gattungen einzelliger Algen, physiologisch und systematisch bearbeitet. Neue Denkschriften der Allg. Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften 1849; 10:1-139.

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

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Coelocystis Nägeli 1849	homotypic synonym, validly published under the ICN (Botanical Code), illegitimate name
    Hydroepicoccum De Notaris 1869	heterotypic synonym, validly published under the ICN (Botanical Code)

• Notes:
  • 🥇 Nomenclatural type of the family Coelosphaeriaceae Elenkin 1933. Publication: Elenkin AA. O sistematicheskom podrazdenii poryadka Chroococcales Geitler (1925). Trudy Botanicheskogo Instituta Akademii Nauk SSSR, Ser. 2, Sporovye Rasteniya 1933; 1:17-21.
  • 🧕 Bennett and Murray (1889) assigned this genus to the order Chroococcales corrig. Ardissone 1886. Publication: Bennett AW, Murray G. A handbook of cryptogamic botany. Longmans, Green & Co., London, 1889.
  • 🧕 Elenkin (1933) assigned this genus to the family Coelosphaeriaceae Elenkin 1933. Publication: Elenkin AA. O sistematicheskom podrazdenii poryadka Chroococcales Geitler (1925). Trudy Botanicheskogo Instituta Akademii Nauk SSSR, Series 2, Sporovye Rasteniya 1933; 1:17-21.
  • 🧕 Geitler (1925) assigned this genus to the family Chroococcaceae Rabenhorst 1863. Publication: Geitler L. Synoptische Darstellung der Cyanophyceen in morphologischer und systematischer Hinsicht. Beihefte zum Botanischen Centralblatt 1925; 41:163-294.
  • 🧕 Hoffmann et al. (2005) assigned this genus to the family Merismopediaceae Elenkin 1933. Publication: Hoffmann L, Komárek J, Kaštovský J. System of cyanoprokaryotes (cyanobacteria) – state in 2004. Algol. Stud. 2005; 117:95-115. 🇱🇺
  • 🧕 Komarek et al. (2014) assigned this genus to the family Coelosphaeriaceae Elenkin 1933. Publication: Komárek J, Kaštovský J, Mareš J, Johansen JR. Taxonomic classification of cyanoprokaryotes (cyanobacterial genera) 2014, using a polyphasic approach. Preslia 2014; 86:295-335. 🇨🇿
  • 🚋 The type species of this genus has alternatively been placed in the genus Coelocystis Nägeli 1849. Publication: Kützing FT. Species algarum. F.A. Brockhaus, Lipsiae, 1849.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Caelosphacrium"; "Ccelosphaerium"; "Ccelospherium"; "Coclasphaerium"; "Coclosphacrium"; "Coclosphaerium"; "Coelasphaerium"; "Coelesphacrium"; "Coelesphaerium"; "Coelmphaerium"; "Coelospbaerium"; "Coelosphacrium"; "Coelosphaenum"; "Coelosphaeriiim"; "Coelosphaerinm"; "Coelosphaeritm"; "Coelosphaeritum"; "Coelosphaeritwm"; "Coelosphaertum"; "Coelospharium"; "Coelospheerium"; "Coelosphlaerium"; "Coelosphoerium"; "Coelosphserium"; "Coelospkaerium"; "Coetosphaerium"; "Coolasphaerium"; "Ooelogphaerium"; "Ooelosphacrium".
  • 🧍 See also Borge (1906). Publication: Borge O. Beiträge zur Algenflora von Schweden. Arkiv für Botanik 1906; 6:1-88.
  • 🧍 See also Borge (1921). Publication: Borge O. Die Algenflora des Tåkerns. Fauna och flora utgiven av Kongl. Svenska Vetenskapsakademien 1921; 1921:3-48.

Subdivision:

Number of child taxa with a validly published and correct name: 17
Number of child taxa with a validly published name, including synonyms: 29
Total number of child taxa: 30

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Coelosphaerium aerugineum Lemmermann 1898	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium anomalum (Bennett 1888) Hansgirg 1890	validly published under the ICN (Botanical Code), illegitimate name	synonym
    Coelosphaerium benticum Pshenin 1964	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium chlamydocystis Skuja 1964	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium collinsii Drouet and Daily 1942	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium compositum Liebetanz 1925	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium confertum West and West 1896	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium dicksonii Archer 1879	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium dubium Grunow 1865	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium evidentermarginatum Azevedo and Sant'Anna 1999	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium geitleri Schiller 1954	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium genuense (De Notaris 1869) Ardissone and Strafforello 1877	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium goetzei Schmidle 1901	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium halophilum (Lemmermann 1899) Geitler 1925	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium holopediforme Schmidle 1901	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium kuetzingianum Nägeli 1849	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium lacustre (Chodat 1898) Ostenfeld 1907	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium leloupii Kufferath 1950	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium limnicola Lund 1942	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium minutissimum Lemmermann 1900	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium naegelianum Unger 1854	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium natans Lemmermann 1900	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium pallidum Lemmermann 1898	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium punctiferum Komárek and Komárková-Legnerová 1992	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium pusillum Van Goor 1924	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium radiatum Smith 1924	validly published under the ICN (Botanical Code)	correct name
    Coelosphaerium reticulatum (Lemmermann 1898) Lemmermann 1907	validly published under the ICN (Botanical Code)	synonym
    Coelosphaerium roseum Snow 1903	validly published under the ICN (Botanical Code)	synonym
    "Coelosphaerium subarcticum" Komárek and Komárková-Legnerová 1992	not validly published	preferred name
    Coelosphaerium wichurae Hilse 1863	validly published under the ICN (Botanical Code)	synonym

Parent taxon: Microcystaceae Elenkin 1933

Assigned by: 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: 6368