Chlorococcales is a formerly recognized order of

green algae The green algae (singular: green alga) are a group consisting of the Prasinodermophyta and its unnamed sister which contains the Chlorophyta and Charophyta/Streptophyta. The land plants (Embryophytes) have emerged deep in the Charophyte alga as ...

in the

class Class 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 differentl ...

Chlorophyceae The Chlorophyceae are one of the classes of green algae, distinguished mainly on the basis of ultrastructural morphology. They are usually green due to the dominance of pigments chlorophyll a and chlorophyll b. The chloroplast may be discoid, p ...

. , the type family

Chlorococcaceae Chlorococcaceae is a family of green algae, in the order Chlamydomonadales. List of genera * '' Apodochloris'' * '' Bracteacoccus'' * '' Chlorococcopsis'' * '' Chlorococcum'' * '' Chlorohippotes'' * '' Chlorotetraedron'' * '' Closteridium'' * ' ...

was placed in the 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 or ...

. Conventionally, many groups of coccoid green algae were lumped in the order Chlorococcales sensu lato by Komárek & Fott (1983), based on Pascher's (1918) idea of establishing orders according to life forms. However, coccoid green algae are currently placed in several orders of

Trebouxiophyceae The Trebouxiophyceae are a class of green algae, in the division Chlorophyta. Their circumscription within the green algae is not well established due to the need for more genetic studies at higher levels within the group. Genera without interv ...

Ulvophyceae The Ulvophyceae or ulvophytes are a class of green algae, distinguished mainly on the basis of ultrastructural morphology, life cycle and molecular phylogenetic data.Graham LE, Graham JM, Wilcox LW (2009) ''Algae''. 2nd Edition. Benjamin Cummin ...

(e.g., '' Chlorocystis'') and

Prasinophyceae The prasinophytes are a group of unicellular green algae. Prasinophytes mainly include marine planktonic species, as well as some freshwater representatives.Sym, S. D. and Pienaar, R. N. 1993. The class Prasinophyceae. In Round, F. E. and Chapman ...

within the division

Chlorophyta Chlorophyta or Prasinophyta is a taxon of green algae informally called chlorophytes. The name is used in two very different senses, so care is needed to determine the use by a particular author. In older classification systems, it refers to ...

, or in the division

Charophyta Charophyta () is a group of freshwater green algae, called charophytes (), sometimes treated as a division, yet also as a superdivision or an unranked clade. The terrestrial plants, the Embryophyta emerged within Charophyta, possibly from terre ...

(e.g.,

Chlorokybales ''Chlorokybus'' is a multicellular (sarcinoid) genus of basal green algae or charophyte, a soil alga Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grou ...

Desmidiales Desmidiales, commonly called desmids (''Gr.'' ''desmos'', bond or chain), are an order in the Charophyta, a division of green algae in which the land plants (Embryophyta) emerged. Or in other words, Desmid, (order Desmidiales), order of single ...

Families

According to Komárek & Fott (1983): *

( Chlorococcoideae, Spongiococcoideae) *

Palmellaceae The Palmellaceae are a family (biology), family of green algae, specifically of the Chlamydomonadales. References External links Scientific references Scientific databases

Chlorophyceae families Chlamydomonadales {{Chlorophyceae-stu ...

( Hormotiloideae, Palmelloideae, Neochloridoideae, Chlorosarcinoideae) *

Chlorochytriaceae Chlorochytriaceae is a family of algae within the 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 C ...

Dicranochaetaceae ''Dicranochaete'' is a genus of green algae in the order Chaetopeltidales Chaetopeltidales are an order of green algae The green algae (singular: green alga) are a group consisting of the Prasinodermophyta and its unnamed sister which co ...

Characiaceae Characiaceae is a family of green algae in the order Sphaeropleales. Genera , AlgaeBase accepted the following genera: *'' Acrochasma'' Korshikov – 1 species *'' Actidesmium'' Reinsch – 2 species *'' Bicuspidellopsis'' Korshikov – 1 specie ...

( Fernandinelloideae, Characioideae, Schroederioideae) *

Treubariaceae Treubariaceae is a family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Golenkiniaceae ''Golenkinia'' is a genus of green algae first described in 1894 by Robert Chodat. The genus is named for the Russian phycologist Mikhail Iljitsch Golenkin. ''Golenkinia'' species live in fresh water (including bodies of black water such a ...

Hydrodictyaceae Hydrodictyaceae is a family of green algae in the order Sphaeropleales. Genera * '' Euastropsis'' * '' Helierella'' * '' Hydrodictyon'' * '' Lacunastrum'' * '' Monactinus'' * '' Parapediastrum'' * ''Pediastrum ''Pediastrum'' is a genus of ...

Micractiniaceae Micractiniaceae is a family of green algae in the class Trebouxiophyceae. , AlgaeBase AlgaeBase is a global species database of information on all groups of algae, both marine and freshwater, as well as sea-grass. History AlgaeBase began i ...

Botryococcaceae Botryococcaceae is a family of green algae The green algae (singular: green alga) are a group consisting of the Prasinodermophyta and its unnamed sister which contains the Chlorophyta and Charophyta/ Streptophyta. The land plants (Embryoph ...

( Dictyosphaerioideae, Ecballocystoideae, Botryococcoideae) * Radiococcoideae ( Radiococcoideae, Disporoideae, Dictyochlorelloideae, Palmodictyoideae) *

Oocystaceae Oocystaceae is a family of green algae, in the order Chlorellales. The type genus is '' Oocystis''. List of genera , AlgaeBase accepted the following genera: *'' Amphikrikos'' Korshikov – 6 species *'' Catenocystis'' F.Hindák – 2 specie ...

( Lagerheimiodeae, Oocystoideae, Eremosphaeroideae, Glaucocystoideae) *

Chlorellaceae Chlorellaceae are a family (biology), family of green algae in the order Chlorellales.See the National Center for Biotechnology Information, NCBI]webpage on Chlorellaceae Data extracted from the This genus includes some important emerging path ...

( Siderocelidoideae, Chlorelloideae, Ankistrodesmoideae, Tetraedronoideae, Scotielloideae) * Coelastraceae *

Scenedesmaceae Scenedesmaceae is a family of green algae in the order Sphaeropleales. ''Scenedesmus'' algae are commonly found in freshwater plankton. The former family Coelastraceae is considered a synonym of Scenedesmaceae. Genera Genera in this family ...

( Coronastroideae, Danubioideae, Crucigenioideae, Tetrallantoideae, Scenedesmoideae, Dimorphococcoideae) According to Smith (1938): *

Endosphaeraceae Chlorochytriaceae is a family of algae within the 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 C ...

* Protosiphonaceae *

* Oöcystaceae *

References

Bibliography

* Komarék, J.; Fott, B. 1983. Chlorophyceae (Grünalgen), Ordnung: Chlorococcales, In: Huber-Pestalozzi, G., (Ed), ''Das Phytoplankton des Susswasers; Systematik und Biologie''. Stuttgart, E. Schweizerbart’sche Verlagsbuchhhandlung, Bd 7, fasc. 1, 1044p. Chlorophyceae Chlorophyta orders Historically recognized algae taxa {{Chlorophyceae-stub