163,335 species and infraspecific names are in the database, 22,769 images, 62,932 bibliographic items, 478,466 distributional records.

Triadinium J.D.Dodge, 1981

Classification:
Empire Eukaryota
Kingdom Chromista
Subkingdom Harosa (supergroup SAR)
Infrakingdom Halvaria
Phylum Miozoa
Subphylum Myzozoa
Infraphylum Dinozoa
Superclass Dinoflagellata
Class Dinophyceae
Order Gonyaulacales
Family Pyrocystaceae
Subfamily Gambierdiscoideae

Holotype species: Triadinium polyedricum (Pouchet) J.D.Dodge

Original publication and holotype designation: Dodge, J.D. (1981). Three new generic names in the Dinophyceae: Herdmania, Sclerodinium and Triadinium to replace Heteraulacus and Goniodoma. British Phycological Journal 16: 273-280, 11 figs.
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Taxonomic status: currently recognized as a distinct genus.

Gender: This genus name is currently treated as neuter.

Most recent taxonomic treatment adopted: Tillmann, U., Bantle, A., Krock, B., Elbrächter, M & Gottschling, M. (2021). Recommendations for epitypification of dinophytes exemplified by Lingulodinium polyedra and molecular phylogenetics of the Gonyaulacales based on curated rRNA sequence data. Harmful Algae 103: [1-16], 8 figs, 3 tables.

Numbers of names and species: There are 6 species names in the database at present, of which 3 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
Steidinger, K.A. & Tangen, K. (1996). Dinoflagellates. In: Identifying Marine Phytoplankton. (Tomas, C.R. Eds), pp. 387-584. San Diego: Academic Press.

Sournia, A. (1984). Classification et nomemclature de divers dinoflagellés marins (Dinophyceae). Phycologia 23(3): 345-355.

Nakada, T. (2010). Nomenclatural notes on some ambiregnal generic names (comments to Özdikmen, 2009). Munis Entomology & Zoology 5(1): 204-208, 1 table.

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

Created: 03 October 2002 by Elizabeth Moran

Verified by: 05 March 2021 by M.D. Guiry

Linking to this page: http://www.algaebase.org/search/genus/detail/?genus_id=44993

Citing AlgaeBase
Please cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 20 September 2021.

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