163,897 species and infraspecific names are in the database, 22,783 images, 63,099 bibliographic items, 481,371 distributional records.

Protococcus C.Agardh, 1824

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Viridiplantae
Infrakingdom Chlorophyta infrakingdom
Phylum Chlorophyta
Subphylum Chlorophytina
Class Chlorophyceae
Order Chlamydomonadales
Family Chlamydomonadaceae

Lectotype species: Protococcus kermesinus (Wrangel) C.Agardh

Currently accepted name for the type species: Haematococcus lacustris (Girod-Chantrans) Rostafinski

Original publication:Agardh, C.A. (1824). Systema algarum. pp. [i]-xxxvii, [1]-312. Lundae [Lund]: Literis Berlingianis [Berling].
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Type designated in Pfeiffer, L. (1874). Nomenclator botanicus. Nominum ad finem anni 1858 publici juris factorum, classes, ordines, tribus, familias, divisiones, genera, subgenera vel sectiones designantium enumeratio alphabetica. Adjectis auctoribus, temporibus, locis systematicis apud varios, notis literariis atque etymologicis et synonymis. Vol. 2 pp. [1]-760. Cassellis [Cassel]: Sumptibus Theodori Fischeri [Theodor Fischer].

Taxonomic status: currently regarded as a synonym of Haematococcus.

Gender: This genus name is currently treated as masculine.

Most recent taxonomic treatment adopted: Procházková, L., Leya, T., Krizková, H. & Nedbalová, L. (2019). Sanguina nivaloides and Sanguina aurantia gen. et spp. nov. (Chlorophyta): the taxonomy, phylogeny, biogeography and ecology of two newly recognised algae causing red and orange snow. FEMS Microbiology Ecology 95: [1-21, Supplementary material] , 9 figs, 2 tables.

Nomenclatural notes
See Doweld (2013) and Nakada & Ota (2016) for a discussion of the correct name for the type of this genus. - (10 Aug 2016) - M.D. Guiry

Taxonomic notes
P. roseopersicina ("roseo-persicina") is a bacterium of the genus Lamprocystis (Chromatiaceae). - (18 Aug 2021) -

Numbers of names and species: There are 50 species names in the database at present, as well as 4 infraspecific names. Of the species names, 2 have been flagged as accepted taxonomically on the basis of the listed literature under the species name. In some instances, opinions on taxonomic validity differ from author to author and users are encouraged to form their own opinion. AlgaeBase is a work in progress and should not be regarded as a definitive source only as a guide to the literature..

Names: ('C' indicates a name that is accepted taxonomically; 'S' a homotypic or heterotypic synonym; 'U' indicates a name of uncertain taxonomic status, but which has been subjected to some verification nomenclaturally; 'P' indicates a preliminary AlgaeBase entry that has not been subjected to any kind of verification. For more information on a species click on it to activate a link to the Species database):

Click here to also show infraspecific names in the list below.

References
Nakada, T. & Ota, S. (2016). What is the correct name for the type of Haematococcus Flot. (Volvocales, Chlorophyceae)?. Taxon 65(2): 343-348, 4 figures.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

Created: 23 April 2001 by M.D. Guiry

Verified by: 18 August 2021 by E.A. Molinari Novoa

Linking to this page: http://www.algaebase.org/search/genus/detail/?genus_id=43320

Citing AlgaeBase
Please cite this record as:
E.A. Molinari Novoa in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 22 October 2021.

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