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The Chlorophyceae are a
class Class, Classes, or The Class may refer to: Common uses not otherwise categorized * Class (biology), a taxonomic rank * Class (knowledge representation), a collection of individuals or objects * Class (philosophy), an analytical concept used d ...
of
green alga The green algae (: green alga) are a group of chlorophyll-containing autotrophic eukaryotes consisting of the phylum Prasinodermophyta and its unnamed sister group that contains the Chlorophyta and Charophyta/ Streptophyta. The land plants ( ...
e, distinguished mainly on the basis of ultrastructural morphology. They are usually green due to the dominance of pigments
chlorophyll a } Chlorophyll ''a'' is a specific form of chlorophyll used in oxygenic photosynthesis. It absorbs most energy from wavelengths of violet-blue and orange-red light, and it is a poor absorber of green and near-green portions of the spectrum. Chlorop ...
and
chlorophyll b } Chlorophyll ''b'' is a form of chlorophyll. Chlorophyll ''b'' helps in photosynthesis by absorbing light energy. It is more soluble than chlorophyll ''a'' in polar solvents because of its carbonyl group. Its color is green, and it primarily ...
. The
chloroplast A chloroplast () is a type of membrane-bound organelle, organelle known as a plastid that conducts photosynthesis mostly in plant cell, plant and algae, algal cells. Chloroplasts have a high concentration of chlorophyll pigments which captur ...
may be discoid, plate-like,
reticulate Reticulation is a net-like pattern, arrangement, or structure. Reticulation or Reticulated may refer to: * Reticulation (single-access key), a structure of an identification tree, where there are several possible routes to a correct identificati ...
, cup-shaped,
spiral In mathematics, a spiral is a curve which emanates from a point, moving further away as it revolves around the point. It is a subtype of whorled patterns, a broad group that also includes concentric objects. Two-dimensional A two-dimension ...
or ribbon shaped, depending on the species. Most of the members have one or more storage bodies called
pyrenoid Pyrenoids are sub-cellular phase-separated micro-compartments found in chloroplasts of many algae,Giordano, M., Beardall, J., & Raven, J. A. (2005). CO2 concentrating mechanisms in algae: mechanisms, environmental modulation, and evolution. ''An ...
s located in the chloroplast. Pyrenoids contain protein besides
starch Starch or amylum is a polymeric carbohydrate consisting of numerous glucose units joined by glycosidic bonds. This polysaccharide is produced by most green plants for energy storage. Worldwide, it is the most common carbohydrate in human diet ...
. Some algae may store food in the form of oil droplets. Green algae usually have a rigid cell wall made up of an inner layer of
cellulose Cellulose is an organic compound with the chemical formula, formula , a polysaccharide consisting of a linear chain of several hundred to many thousands of glycosidic bond, β(1→4) linked glucose, D-glucose units. Cellulose is an important s ...
and outer layer of pectose. This list of
genera Genus (; : genera ) is a taxonomic rank above species and below family as used in the biological classification of living and fossil organisms as well as viruses. In binomial nomenclature, the genus name forms the first part of the binomial s ...
in
Chlorophyceae The Chlorophyceae, also known as chlorophycean algae, are one of the classes of green algae, within the phylum Chlorophyta. They are a large assemblage of mostly freshwater and terrestrial organisms; many members are important primary producers i ...
is sub-divided by
order Order, ORDER or Orders may refer to: * A socio-political or established or existing order, e.g. World order, Ancien Regime, Pax Britannica * Categorization, the process in which ideas and objects are recognized, differentiated, and understood ...
and
family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
. Some genera have uncertain taxonomic placement and are listed as ''
incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
''. The list is based on the data available in
AlgaeBase AlgaeBase is a global species database of information on all groups of algae, both seaweed, marine and freshwater algae, freshwater, as well as sea-grass. History AlgaeBase began in March 1996, founded by Michael D. Guiry, Michael Guiry. Text ...
, the
Integrated Taxonomic Information System The Integrated Taxonomic Information System (ITIS) is an American partnership of federal agencies designed to provide consistent and reliable information on the taxonomy of biological species. ITIS was originally formed in 1996 as an interagenc ...
(ITIS) and other taxonomic databases.


Order Chaetopeltidales

* Family Chaetopeltidaceae ** '' Chaetopeltis'' ** '' Floydiella'' ** '' Hormotilopsis'' ** '' Planophila'' ** '' Pseudulvella'' * Family Dicranochaetaceae ** '' Dicranochaete''


Order Chaetophorales

* Family Aphanochaetaceae **'' Aphanochaete'' **'' Chaetonema'' **'' Gonatoblaste'' **'' Micropoa'' **'' Thamniochaete'' * Family Barrancaceae ** ''
Barranca Barranca (Spanish for "canyon" or "ravine"), may refer to: Geography Argentina * Barranca Yaco, Viceroyalty of the Río de la Plata, Argentina Chile * Barrancas, Pichilemu, a village in Pichilemu Colombia * Barrancas, La Guajira, town and ...
'' * Family
Chaetophoraceae Chaetophoraceae is a family (biology), family of green algae in the order Chaetophorales. Members of the family are variously semi-terrestrial to aquatic in habitat, and consist of branched filaments in two parts, a prostrate system of filaments ...
** '' Arthrochaete'' ** '' Caespitella'' ** '' Cedercreutziella'' ** '' Chaetomnion'' ** '' Chaetonemopsis'' ** '' Chaetophora'' ** '' Chloroclonium'' ** '' Chlorofilum'' ** '' Chlorotylium'' ** '' Choreoclonium'' ** '' Cloniophora'' ** '' Coccobotrys'' ** ''
Crenacantha ''Crenacantha'' is a genus of green algae in the family Chaetophoraceae Chaetophoraceae is a family (biology), family of green algae in the order Chaetophorales. Members of the family are variously semi-terrestrial to aquatic in habitat, and ...
'' ** '' Diaphragma'' ** '' Didymosporangium'' ** ''
Draparnaldia ''Draparnaldia'' is a genus of freshwater green algae in the family Chaetophoraceae. It forms branched chains of cells, termed filaments, surrounded by mucilage. It is a cosmopolitan distribution, cosmopolitan genus with wide distribution and it ...
'' ** '' Draparnaldioides'' ** '' Draparnaldiopsis'' ** ''
Elaterodiscus ''Elaterodiscus'' is a genus of green algae in the family Chaetophoraceae Chaetophoraceae is a family (biology), family of green algae in the order Chaetophorales. Members of the family are variously semi-terrestrial to aquatic in habitat, an ...
'' ** ''
Endoclonium ''Endoclonium'' is a genus of green algae in the family Chaetophoraceae Chaetophoraceae is a family (biology), family of green algae in the order Chaetophorales. Members of the family are variously semi-terrestrial to aquatic in habitat, and ...
'' ** ''
Endophyton ''Endophyton'' is a genus of filamentous green algae in the family Chaetophoraceae. As its name suggests, is an endophyte of marine red and brown algae macroalgae. ''Endophyton'' consists of uniseriate filaments that penetrate the medulla of the ...
'' ** '' Entodictyon'' ** ''
Epibolium ''Epibolium'' is a genus of green algae in the family Chaetophoraceae Chaetophoraceae is a family (biology), family of green algae in the order Chaetophorales. Members of the family are variously semi-terrestrial to aquatic in habitat, and co ...
'' ** '' Fritschiella'' ** '' Gloeoplax'' ** ''
Gongrosira ''Gongrosira'' is a genus of green algae in the family Chaetophoraceae. Species of this genus often form dense green cushions on stones, shells, or aquatic plants; rarely they are terrestrial. ''Gongrosira'' consists of a prostrate and an erect ...
'' ** ''
Gongrosirella ''Gongrosirella'' is a genus of green algae in the family Chaetophoraceae Chaetophoraceae is a family (biology), family of green algae in the order Chaetophorales. Members of the family are variously semi-terrestrial to aquatic in habitat, an ...
'' ** '' Herposteiron'' ** ''
Hormotila ''Hormotila'' is a genus of green algae in the family Chaetophoraceae. The genus was circumscribed by Antonino Borzì in 1883. The type species of ''Hormotila'', '' Hormotila mucigena'', as originally illustrated by Borzì, was a heterogenous a ...
'' ** ''
Ireksokonia ''Ireksokonia'' is a genus of green algae in the family Chaetophoraceae. It contains a single species, ''Ireksokonia formosa'', which is endemic to Lake Baikal. It is similar to '' Stigeoclonium'', but is generally larger and has a reticulate chl ...
'' ** ''
Iwanoffia ''Iwanoffia'' is a genus of green algae in the family Chaetophoraceae. It contains a single species, ''Iwanoffia terrestris'', found on damp soil in the USSR The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Uni ...
'' ** ''
Jaagiella ''Jaagiella'' is a genus of green algae in the family Chaetophoraceae. The genus name of ''Jaagiella'' is in honour of Otto Jaag (1900-1978), who was a Swissr (Hydro-)Biology (botanist, interested in Algology and Mykology) and was Professor of H ...
'' ** '' Klebahniella'' ** '' Kymatotrichon'' ** '' Leptosiropsis'' ** '' Lochmiopsis'' ** '' Myxonemopsis'' ** '' Nayalia'' ** '' Periplegmatium'' ** '' Pilinella'' ** '' Pleurangium'' ** '' Pleurococcus'' ** '' Protoderma'' ** '' Pseudochaete'' ** '' Skvortzoviothrix'' ** '' Sporocladopsis'' ** '' Stereococcus'' ** '' Stigeoclonium'' ** '' Streptochlora'' ** '' Thamniochloris'' ** '' Thamniolum'' ** '' Trichodiscus'' ** '' Tumulofilum'' ** '' Uvulifera'' ** '' Zoddaea'' ** '' Zygomitus'' * Family Schizomeridaceae ** '' Schizomeris'' * Family Uronemataceae ** '' Uronema'' *''Incertae sedis'' **'' Gloeococcus''


Order

Chlamydomonadales Chlamydomonadales, also known as Volvocales, are an order of flagellated or pseudociliated green algae, specifically of the Chlorophyceae.See the NCBIbr>webpage on Chlamydomonadales Data extracted from the Chlamydomonadales can form planar o ...

* Family Asteromonadaceae ** '' Asteromonas'' ** '' Pseudostephanoptera'' ** '' Tetraptera'' ** '' Tetrapteromonas'' ** '' Triptera'' * Family
Characiochloridaceae Characiochloridaceae is a family of green algae in the order Chlamydomonadales. Characiochloridaceae consists of solitary or rarely clustered cells, attached to a substrate via a stalk or other adhesive organ. Cells are heteropolar, ranging from ...
** '' Characiochloris'' ** '' Chlamydopodium'' * Family
Characiosiphonaceae The Characiosiphonaceae are a family of algae in the order Chlamydomonadales. Two genera are included in this family, '' Characiosiphon'' and '' Lobocharacium'', each containing a single species. The genus '' Characiochloris'' may eventually be p ...
** '' Characiosiphon'' ** '' Lobocharacium'' * Family
Chlamydomonadaceae Chlamydomonadaceae is a family of algae within the order Chlamydomonadales. Traditionally, it has been defined as containing single-celled flagellates with a cell wall. Cells of the Chlamydomonadaceae are motile and have one, two, or four flag ...
** ''
Brachiomonas ''Brachiomonas'' is a genus of thalloid biflagellate green algae. These algae generally are found in marine or brackish waters, but can tolerate wide range of salinities. They may occur in freshwater pools near the sea and, occasionally, in poll ...
'' ** ''
Carteria ''Carteria'' is a genus of green algae in the family Chlamydomonadaceae. ''Carteria'' are similar in morphology to the common genus '' Chlamydomonas'' and differ by having four, rather than two, flagella at the vegetative stage. The genus name ...
'' ** ''
Chlainomonas ''Chlainomonas'' is a genus of algae in the family Chlamydomonadaceae.See the NCBIbr>webpage on Chlainomonas Data extracted from the They are found in freshwater habitats or on snow, where they are one of the main algae responsible for causing ...
'' ** ''
Chlamydomonas ''Chlamydomonas'' ( ) is a genus of green algae consisting of about 150 species of unicellular organism, unicellular flagellates, found in stagnant water and on damp soil, in freshwater, seawater, and even in snow as "snow algae". ''Chlamydom ...
'' ** ''
Chloromonas ''Chloromonas'' is a genus of green algae in the family Chlamydomonadaceae. It is closely related to the model green algae, ''Chlamydomonas'', and traditionally has been distinguished mainly through the absence of a pyrenoid. Species of ''Chloro ...
'' ** '' Halosarcinochlamys'' ** ''
Heterochlamydomonas ''Heterochlamydomonas'' is a genus of green algae in the order Chlamydomonadales.See the NCBI The National Center for Biotechnology Information (NCBI) is part of the National Library of Medicine (NLM), a branch of the National Institutes of ...
'' ** '' Lobochlamys'' ** '' Lobomonas'' ** '' Oogamochlamys'' ** '' Polytoma'' ** '' Pseudocarteria'' ** '' Vitreochlamys'' * Family
Chlorochytriaceae Chlorochytriaceae is a family of algae within the order Chlamydomonadales. Alternatively, it shows some morphological similarity to Characiosiphonaceae and closely related to it. It contains a number of parasitic taxa endophytic within vascular ...
** '' Burkillia'' ** '' Chlorochytrium'' ** '' Phyllobium'' ** '' Rhodochytrium'' * Family
Dunaliellaceae Dunaliellaceae is a family of algae in the order Chlamydomonadales. It is widespread in freshwater and saline environments worldwide, less so in marine waters. Members of the family Dunaliellaceae are single-celled, flagellate algae. They are of ...
** ''
Dunaliella ''Dunaliella'' is a single-celled, photosynthetic Green algae, green alga, that is characteristic for its ability to outcompete other organisms and thrive in Hypersaline lake, hypersaline environments. It is mostly a marine organism, though there ...
'' ** '' Hafniomonas'' ** '' Polytomella'' ** '' Spermatozopsis'' * Family
Goniaceae Goniaceae is a family of algae in the order Chlamydomonadales, that includes the genera '' Astrephomene'' and '' Gonium''. Members of the Goniaceae are distinguished from those of the Volvocaceae by having each cell surrounded by a tripartite bo ...
** '' Astrephomene'' ** '' Gonium'' * Family Haematococcaceae ** '' Chlorogonium'' ** '' Haematococcus'' ** '' Stephanosphaera'' * Family Palmellopsidaceae ** '' Asterococcus'' * Family Phacotaceae ** '' Dysmorphococcus'' ** '' Phacotus'' ** '' Pteromonas'' ** '' Wislouchiella'' * Family Sphaerodictyaceae ** '' Pectodictyon'' * Family Spondylomoraceae ** '' Pyrobotrys'' * Family Tetrabaenaceae ** '' Eudorina'' ** '' Tetrabaena'' * Family Volvocaceae ** '' Basichlamys'' ** '' Hemiflagellochloris'' ** '' Pandorina'' ** '' Platydorina'' ** '' Platymonas'' ** '' Pleodorina'' ** ''
Volvox ''Volvox'' is a polyphyletic genus of chlorophyte green algae in the family Volvocaceae. ''Volvox'' species form spherical colonies of up to 50,000 cells, and for this reason they are sometimes called globe algae. First reported by Antonie van L ...
'' ** '' Volvulina'' ** '' Yamagishiella'' * ''
Incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
'' ** '' Coleochlamys'' ** '' Golenkinia'' ** '' Lobosphaeropsis'' ** '' Pseudochlorothecium''


Order

Chlorococcales Chlorococcales is a formerly recognized Order (biology), order of green algae in the Class (biology), class Chlorophyceae. , the type family Chlorococcaceae was placed in the order Chlamydomonadales. Conventionally, many groups of coccoid green ...

* Family Actinochloridaceae ** '' Deasonia'' * Family
Chlorococcaceae Chlorococcaceae is a family of green algae, in the order Chlamydomonadales. They are mostly soil-dwelling algae. Many members of this group produce lipids and secondary carotenoids. The Chlorococcaceae consists mostly of coccoid (single, nonmoti ...
** '' Apodochloris'' ** '' Bracteacoccus'' ** '' Chlorococcopsis'' ** '' Chlorococcum'' ** '' Chlorohippotes'' ** '' Chlorotetraedron'' ** '' Closteridium'' ** '' Cystomonas'' ** '' Desmatractum'' ** '' Emergococcus'' ** '' Emergosphaera'' ** '' Ettlia'' ** '' Fasciculochloris'' ** ''
Ferricystis ''Ferricystis'' is a genus of green algae The green algae (: green alga) are a group of chlorophyll-containing autotrophic eukaryotes consisting of the phylum Prasinodermophyta and its unnamed sister group that contains the Chlorophyta an ...
'' ** '' Follicularia'' ** '' Heterotetracystis'' ** '' Hydrianum'' ** '' Korshikoviella'' ** '' Neochloris'' ** '' Neospongiococcum'' ** '' Octogoniella'' ** '' Oophila'' ** '' Phaseolaria'' ** '' Poloidion'' ** '' Pseudodictyochloris'' ** '' Pseudoplanophila'' ** '' Pseudospongiococcum'' ** '' Pseudotetracystis'' ** '' Pseudotrochiscia'' ** '' Schroederia'' ** '' Skujaster'' ** '' Spongiochloris'' ** '' Tetracystis'' ** '' Trochisciopsis'' ** '' Valkanoviella'' * Family Coccomyxaceae ** '' Choricystis'' ** '' Coccomyxa'' ** '' Dactylothece'' ** ''
Diogenes Diogenes the Cynic, also known as Diogenes of Sinope (c. 413/403–c. 324/321 BC), was an ancient Greek philosopher and one of the founders of Cynicism (philosophy), Cynicism. Renowned for his ascetic lifestyle, biting wit, and radical critique ...
'' ** '' Dispora'' ** ''
Lusitania Lusitania (; ) was an ancient Iberian Roman province encompassing most of modern-day Portugal (south of the Douro River) and a large portion of western Spain (the present Extremadura and Province of Salamanca). Romans named the region after th ...
'' ** '' Ourococcus'' ** '' Palmogloea'' ** '' Paradoxia'' * Family Endosphaeraceae ** '' Burkillia'' ** '' Endosphaera'' ** '' Phyllobium'' ** '' Rhodochytrium'' * Family Hormotilaceae ** '' Dendrocystis'' ** '' Heleococcus'' ** ''
Hormotila ''Hormotila'' is a genus of green algae in the family Chaetophoraceae. The genus was circumscribed by Antonino Borzì in 1883. The type species of ''Hormotila'', '' Hormotila mucigena'', as originally illustrated by Borzì, was a heterogenous a ...
'' ** '' Palmodactylon'' ** '' Palmodictyon'' ** '' Planochloris'' * Family Hypnomonadaceae ** '' Actinochloris'' ** '' Hypnomonas'' ** '' Kremastochloris'' ** '' Sphaerellocystis'' * Family Micractiniaceae ** '' Acanthosphaera'' ** '' Echinosphaeridium'' ** '' Golenkiniopsis'' ** '' Micractinium'' * Family Sorastraceae ** '' Sorastrum'' * ''
Incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
'' ** '' Protosiphon'' ** '' Pseudodictyosphaerium''


Order

Chlorosarcinales Chlamydomonadales, also known as Volvocales, are an order (biology), order of flagellated or pseudociliated green algae, specifically of the Chlorophyceae.See the National Center for Biotechnology Information, NCBI]webpage on Chlamydomonadales Da ...

* ''
Incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
'' ** '' Chlorosarcina'' ** '' Chlorosarcinopsis'' ** '' Chlorosphaeropsis'' ** '' Desmochloris'' ** '' Neochlorosarcina''


Order Oedogoniales

* Family Oedogoniaceae ** '' Oedocladium'' ** ''
Oedogonium ''Oedogonium'' is a genus of filamentous, free-living green algae. It was first discovered in the fresh waters of Poland in 1860 by W. Hilse, and later given its name by German scientist Karl Engelbrecht Hirn, K. E. Hirn. The morphology of ''Oed ...
''


Order

Sphaeropleales Sphaeropleales is an order of green algae that used to be called Chlorococcales. The order includes some of the most common freshwater plankton Plankton are the diverse collection of organisms that drift in Hydrosphere, water (or atmosphe ...

* Family Characiaceae ** '' Actidesmium'' ** '' Ankyra'' ** '' Characiella'' ** '' Characiellopsis'' ** '' Characium'' ** '' Deuterocharacium'' ** '' Lanceola'' ** '' Marthea'' ** '' Pseudoschroederia'' * Family Cylindrocapsaceae ** '' Cylindrocapsa'' ** '' Cylindrocapsopsis'' ** '' Fusola'' * Family Dictyochloridaceae ** '' Dictyochloris'' * Family Dictyosphaeriaceae ** '' Botryococcus'' ** '' Dactylosphaerium'' ** '' Dictyosphaerium'' ** '' Dimorphococcopsis'' ** '' Gilbertsmithia'' ** '' Tetracoccus'' ** '' Westella'' * Family Hydrodictyaceae ** '' Euastropsis'' ** '' Helierella'' ** '' Hydrodictyon'' ** '' Lacunastrum'' ** '' Monactinus'' ** '' Parapediastrum'' ** ''
Pediastrum ''Pediastrum'' is a genus of green algae, in the family Hydrodictyaceae. It is a photoautotrophic, nonmotile coenobial green alga that inhabits freshwater environments. The name ''Pediastrum'' comes from the Greek root words ''pedion'', meaning ...
'' ** '' Pseudopediastrum'' ** '' Sorastrum'' ** '' Sphaerastrum'' ** '' Stauridium'' ** '' Tetraedroides'' ** '' Tetraedron'' ** '' Tetrapedia'' * Family Microsporaceae ** '' Microspora'' * Family Neochloridaceae ** '' Ascochloris'' ** '' Botryosphaerella'' ** '' Chlorotetraedron'' ** '' Echinosphaeridium'' ** '' Neochloris'' ** '' Poloidion'' * Family
Radiococcaceae Radiococcaceae is a family of green algae in the order Sphaeropleales. Genera , AlgaeBase accepted the following genera: *'' Catenococcus'' F.Hindák *'' Chlororustica'' Shin Watanbe, N.Mezaki & Tatsuya Suzuki *'' Coenobotrys'' I.Kostikov, T.D ...
** '' Catenococcus'' ** '' Coenobotrys'' ** '' Coenochloris'' ** '' Coenococcus'' ** '' Coenocystis'' ** '' Coenodispora'' ** '' Crucigloea'' ** '' Eutetramorus'' ** '' Garhundacystis'' ** '' Gloeocystis'' ** '' Hindakochloris'' ** '' Korshikoviobispora'' ** '' Neocystis'' ** '' Palmellosphaerium'' ** '' Palmococcus'' ** '' Palmodictyon'' ** ''
Radiococcus ''Radiococcus'' is a genus of green algae in the family Radiococcaceae.See the National Center for Biotechnology Information, NCBI]webpage on Radiococcus Data extracted from the References

Sphaeropleales genera Sphaeropleales {{Chlor ...
'' ** '' Schizochloris'' ** '' Sphaerochloris'' ** '' Sphaerococcomyxa'' ** '' Sphaeroneocystis'' ** '' Sporotetras'' ** '' Thorakochloris'' ** '' Tomaculum'' * Family Scenedesmaceae ** '' Acutodesmus'' ** '' Asterarcys'' ** '' Astrocladium'' ** '' Chodatodesmus'' ** '' Closteriococcus'' ** '' Coelastrella'' ** '' Coelastropsis'' ** '' Coelastrum'' ** '' Comasiella'' ** '' Crucigeniopsis'' ** '' Danubia'' ** '' Desmodesmus'' ** '' Dimorphococcus'' ** '' Enallax'' ** '' Flechtneria'' ** '' Gilbertsmithia'' ** '' Hariotina'' ** '' Hofmania'' ** '' Hylodesmus'' ** '' Komarekia'' ** '' Lauterborniella'' ** '' Neodesmus'' ** '' Pectinodesmus'' ** '' Pseudodidymocystis'' ** '' Pseudotetrastrum'' ** '' Scenedesmus'' ** '' Schistochilium'' ** '' Schmidledesmus'' ** '' Schroederiella'' ** '' Scotiellopsis'' ** '' Soropediastrum'' ** '' Staurogenia'' ** '' Steinedesmus'' ** '' Tetradesmus'' ** '' Tetrallantos'' ** '' Tetranephris'' ** '' Tetrastrum'' ** '' Truncatulus'' ** '' Verrucodesmus'' ** '' Westella'' ** '' Westellopsis'' ** '' Willea'' ** '' Yadavaea'' * Family Selenastraceae ** '' Ankistrodesmus'' ** '' Chlorolobion'' ** '' Curvastrum'' ** '' Drepanochloris'' ** '' Gregiochloris'' ** '' Kirchneriella'' ** '' Messastrum'' ** '' Monoraphidium'' ** '' Planktococcomyxa'' ** '' Podohedriella'' ** '' Pseudokirchneriella'' ** '' Pseudoquadrigula'' ** '' Quadrigula'' ** '' Raphidocelis'' ** '' Selenastrum'' * Family Sphaeropleaceae ** '' Atractomorpha'' ** '' Characiopodium'' ** '' Parallela'' ** '' Radiofilum'' ** '' Sphaeroplea'' * Family Treubariaceae ** '' Treubaria'' *''
Incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
'' **'' Polyedriopsis''


Order Tetrasporales

* Family
Chlorangiellaceae Chlorangiellaceae is a green algae family in the order Chlamydomonadales. The Chlorangiellaceae consists of solitary or colonial organisms, attached to a substrate. Cells may be embedded in gelatinous cell wall sheaths, or with no gelatinous mas ...
** '' Cecidochloris'' ** '' Chlamydomonadopsis'' ** '' Chlorangiella'' ** '' Chlorangiochloris'' ** '' Chlorangiopsis'' ** '' Malleochloris'' ** '' Metapolytoma'' ** '' Physocytium'' ** '' Pseudochlorangium'' ** '' Stylosphaeridiella'' ** '' Stylosphaeridium'' * Family Gloeocystaceae ** '' Asterococcus'' ** '' Chlamydocapsa'' ** '' Gloeococcus'' ** '' Gloeocystis'' ** '' Tetrasporidium'' * Family PalmellaceaeSee the
NCBI The National Center for Biotechnology Information (NCBI) is part of the National Library of Medicine (NLM), a branch of the National Institutes of Health (NIH). It is approved and funded by the government of the United States. The NCBI is loca ...
br>webpage on Palmellaceae
Data extracted from the
** '' Askenasyella'' ** '' Chalarodora'' ** '' Chloranomala'' ** '' Gloiodictyon'' ** '' Györffyana'' ** '' Hormotilopsis'' ** '' Oncosaccus'' ** '' Palmella'' ** '' Palmellopsis'' ** '' Palmoclathrus'' ** '' Planctococcus'' ** '' Sphaerocystis'' * Family Palmellopsidaceae ** '' Nautocapsa'' ** '' Palmophyllum'' ** '' Ploeotila'' ** '' Pseudotetraspora'' ** '' Verdigellas'' * Family Tetrasporaceae ** '' Apiocystis'' ** '' Gloeodendron'' ** '' Octosporiella'' ** '' Paulschulzia'' ** '' Placosphaera'' ** '' Schizochlamys'' ** ''
Tetraspora ''Tetraspora'' is a genus of green algae in the family Tetrasporaceae of the order Chlamydomonadales, division Chlorophyta. Species of ''Tetraspora'' are unicellular green algae that exist in arrangements of four and consist of cells being packa ...
''


''Incertae sedis''

* '' Alvikia'' * '' Bicuspidella'' * '' Elakatothrix'' * '' Mychonastes'' * '' Planktosphaeria'' * '' Pleurastrum'' * '' Pseudomuriella''


References

* * {{reflist Chlorophyceae genera
Chlorophyceae The Chlorophyceae, also known as chlorophycean algae, are one of the classes of green algae, within the phylum Chlorophyta. They are a large assemblage of mostly freshwater and terrestrial organisms; many members are important primary producers i ...
Chlorophyceae The Chlorophyceae, also known as chlorophycean algae, are one of the classes of green algae, within the phylum Chlorophyta. They are a large assemblage of mostly freshwater and terrestrial organisms; many members are important primary producers i ...