Name: Prochlorococcus Chisholm et al. 2020

Category: Genus

Proposed as: gen. nov.

Etymology: Pro.chlo.ro.coc’cus. Gr. prep. pro, before, primitive; Gr. masc. adj. chlôros, green; Gr. masc. n. kokkos, grain or kernel; N.L. masc. n. Prochlorococcus, primitive green kernel (cell)

Gender, pronunciation: masculine (stem: Prochlorococc-), pro-k^hlo-ro-KOK-kus

Type species: Prochlorococcus marinus Chisholm et al. 2020

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Komárek J, Johansen JR, Smarda J, Strunecky O. Phylogeny and taxonomy of Synechococcus-like cyanobacteria. Fottea 2020; 20:171-191.

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

Taxonomic status: correct name

• Notes:
  • 🥇 Nomenclatural type of the family Prochlorococcaceae Komárek and Strunecký 2020. Publication: Komárek J, Johansen JR, Smarda J, Strunecky O. Phylogeny and taxonomy of Synechococcus-like cyanobacteria. Fottea 2020; 20:171-191.
  • 🧕 Cavalier-Smith and Chao (2020) assigned this genus to the superphylum "Oxybacteria" Cavalier-Smith 2020. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Procblorococcus"; "Prochloroccoccus"; "Prochloroccocus"; "Prochlorocococcus"; "Prochlorocossus"; "Prochorococcus".
  • 😡 This taxon name is a homonym of "Prochlorococcus" Chisholm et al. 1992.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Imhoff JF, Wilmotte A. International Committee on Systematics of Prokaryotes. Subcommittee on the Taxonomy of Phototrophic Bacteria: Minutes of the closed online Meeting from 9-27 August 2021. Int J Syst Evol Microbiol 2022; 72:5212.
  • ✏ The authority of the taxon name (Chisholm et al.) deliberately differs from the authors of the publication (Komarek et al.).
  • 🎰 The BRCs most frequently used for deposits in this group are: CBFS: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 1
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
    Prochlorococcus marinus Chisholm et al. 2020	validly published under the ICN (Botanical Code)	correct name

Parent taxon: Prochlorococcaceae Komárek and Strunecký 2020

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: 45115