Genus Chroococcidiopsis

Name: Chroococcidiopsis Geitler 1933

Category, proposed as: genus, gen. nov.

Etymology: Chro.o.coc.ci.di.op’sis. N.L. neut. n. Chroococcidium, a cyanobacteria genus; Gr. fem. n. opsis, aspect, appearance; N.L. fem. n. Chroococcidiopsis, that which appears similar to Chroococcidium

Gender, pronunciation (Latin): feminine (stem: Chroococcidiopsid-), k^hro-o-kok-ki-di-OP-sis

Type species: Chroococcidiopsis thermalis Geitler 1933

16S rRNA gene: Analyse FASTA

Valid publication: Geitler L. Diagnosen neuer Blaualgen von den Sunda-Inseln. Archiv für Hydrobiologie, Supplement 1933; 12:622-634.

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

Taxonomic status: correct name

• Notes:
  • 🥇 Nomenclatural type of the family "Chroococcidiopsidaceae" Geitler 1942. Publication: Geitler L. Schizophyta: Klasse Schizophyceae. In: Engler A, Prantl K (eds), Die natürlichen Pflanzenfamilien, Zweite Auflage. Vol. 1b, Wilhelm Engelmann, Leipzig, 1942, p. 1-232.
  • 🥇 Nomenclatural type of the family Chroococcidiopsidaceae Geitler ex Büdel et al. 2012. Publication: Büdel B, Kauff F. Prokaryotic Algae, Blue-green Algae. In: Frey W (eds), Syllabus of Plant Families, Engler’s Syllabus der Pflanzenfamilien, 13th ed., Part 1/1 Blue-green algae, Myxomycetes and Myxomycete-like organisms, Phytoparasitic protists, heterotrophic Heterokontobionta and Fungi p.p, Borntraeger, Stuttgart, 2012, p. 5-39. 🇩🇪
  • 🥇 Nomenclatural type of the order Chroococcidiopsidales Komárek et al. 2014. 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. 🇨🇿
  • 🥇 Nomenclatural type of the subfamily Chroococcidiopsidoideae Komárek et al. 1975. Publication: Komárek J, Ludvik J, Pokorny V. Cell structure and endospore formation in the blue-green alga Chroococcidiopsis. Arch. Hydrobiol. Suppl. 1975; 46:205-223.
  • 🧕 Boone et al. (2001) assigned this genus to the class "Cyanobacteria". Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166. 🇺🇸
  • 🧕 Hoffmann et al. (2005) assigned this genus to the family Xenococcaceae Ercegović 1932. Publication: Hoffmann L, Komárek J, Kastovsky J. System of cyanoprokaryotes (cyanobacteria) - state in 2004. Algological Studies 2005; 117:95-115. 🇱🇺
  • 🧕 Komarek et al. (1975) assigned this genus to the subfamily Chroococcidiopsidoideae Komárek et al. 1975. Publication: Komárek J, Ludvik J, Pokorny V. Cell structure and endospore formation in the blue-green alga Chroococcidiopsis. Arch. Hydrobiol. Suppl. 1975; 46:205-223.
  • 🧕 Komarek et al. (2014) assigned this genus to the order Chroococcidiopsidales Komárek et al. 2014. 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. 🇨🇿
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Cbroococcidiopsis"; "Chmococcidiopsis"; "Chraococcidiopsis"; "Chrococcidiopsis"; "Chroococcidiopis"; "Chroococcidiopxis"; "Chroococcidlopsis"; "Chroococcidwpsis"; "Chroococciodiopsis"; "Chroocoecidiopsis"; "Chroocoeeidiopsis"; "Chrooeoccidiopsia"; "Chrooeoccidiopsis"; "Chrooeoceidiopsis"; "Clzroococcidiopsis"; "Hroococcidiopsis".
  • 🎰 The BRCs most frequently used for deposits in this group are: BISH: 1; OLM: 1.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "CROP" 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: 16
Number of child taxa with a validly published name, including synonyms: 17
Total number of child taxa: 20

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Chroococcidiopsis bourrellyana Compère 1998	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis codiicola Beljakova 1989	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis cubana Komárek and Hindák 1975	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis cyanosphaera Komárek and Hindák 1975	validly published under the ICN (Botanical Code)	synonym
    Chroococcidiopsis doonensis Singh 1968	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis edaphica Johansen and Flechtner 2008	validly published under the ICN (Botanical Code)	correct name
    "Candidatus Chroococcidiopsis edaphicus" Sudianto et al. 2026	not validly published	preferred name
    Chroococcidiopsis fissurarum (Ercegović 1932) Komárek and Anagnostidis 1995	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis indica Desikachary 1959	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis karnatakensis Kamat 1962	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis kashaii Friedmann 1961	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis lichenoides Villanueva et al. 2018	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis muralis (Lagerheim 1893) Miscoe and Johansen 2016	validly published under the ICN (Botanical Code)	correct name
    "Chroococcidiopsis mysorensis" Tiwari 1972	not validly published	preferred name
    "Candidatus Chroococcidiopsis rifticola" Sudianto et al. 2026	not validly published	preferred name
    Chroococcidiopsis spinosa Kamat 1962	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis supralittoralis Dor et al. 1991	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis thermalis Geitler 1933	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis umbratilis Dor et al. 1991	validly published under the ICN (Botanical Code)	correct name
    Chroococcidiopsis versatilis Dor et al. 1991	validly published under the ICN (Botanical Code)	correct name

Parent taxon: Chroococcidiopsidaceae Geitler ex Büdel et al. 2012

Assigned by: Büdel B, Kauff F. Prokaryotic Algae, Blue-green Algae. In: Frey W (eds), Syllabus of Plant Families, Engler’s Syllabus der Pflanzenfamilien, 13th ed., Part 1/1 Blue-green algae, Myxomycetes and Myxomycete-like organisms, Phytoparasitic protists, heterotrophic Heterokontobionta and Fungi p.p, Borntraeger, Stuttgart, 2012, p. 5-39. 🇩🇪

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Record number: 6226