Rivulariaceae
family of Cyanobacteria
The Rivulariaceae are a family of cyanobacteria within the Nostocales in which the filaments (trichomes) are tapered from wider at the base to narrower at the tip.
The type species is Rivularia haematites (Dc) C. A. Agardh.
Genera
As of 14 September 2021, WoRMS listed the following genera under Rivulariaceae:
Amphithrix Bornet & Flahault, 1886
Ariasmontanoa Molinari & Guiry, 2021
Calothrix C.Agardh ex Bornet & Flahault, 1886
Dichothrix Zanardini ex Bornet & Flahault, 1886
Gaillardotella Bory de Saint-Vincent ex Kuntze, 1898
Gardnerula G.De Toni, 1936
Gloiotrichia J.Agardh, 1842
Heteractis A.P.de Candolle, 1838
Isactis Thuret ex Bornet & Flahault, 1886
Macrochaete Berrendero, J.R.Johansen & Kastovsky, 2016
Mastigonema H.Schwabe ex A.B.Frank, 1886
Montanoa P.González, 1947
Nunduva L.González-Resendiz, H.León-Tejera & J.R.Johansen, 2018
Phyllonema D.O.Alvarenga, J.Rigonato, L.H.Z.Branco, I.S.Melo & M.F.Fiore, 2016
Primorivularia A.-S.Edhorn, 1973
Rivularia C.Agardh ex Bornet & Flahault, 1886
Sacconema Borzì ex Bornet & Flahault, 1886: contains two species, one freshwater and another terrestrial;
Tildenia Kossinskaja, 1926
Zonotrichites J.G.Bornemann, 1886
As of 15 September 2021，AlgaeBase also includes the following genera under Rivulariaceae:
Microchaete Thuret ex Bornet & Flahault 1886: is considered by WoRMS to remain under the subfamily of Microchaetoideae of family Microchaetaceae.
References
External links
Guiry, M.D.; Guiry, G.M. "Rivulariaceae". AlgaeBase. University of Galway.
This brief starts where responsible research should: with the source description of “Rivulariaceae” as family of Cyanobacteria. Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the general reference register because the source frames it as family of Cyanobacteria. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Oct 15, 2021. The linked authority identifier is Q7338992. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2021, 1886, 1898 and 1936.
Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
- Search vocabulary
- Locating named sources
The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “Rivulariaceae”, its source revision and the description used here.
- Expand the search: follow Rivulariaceae primary sources, Rivulariaceae archive and Rivulariaceae research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Rivulariaceae”?
- What terminology or title could unlock a more precise catalogue search?
- Which cited source is closest to the event, object or claim?
Search terms from this dossier
This entry incorporates text from “Rivulariaceae” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.