159,870 species and infraspecific names are in the database, 22,563 images, 61,899 bibliographic items, 468,408 distributional records.

Cleistosphaeridium R.J.Davey, Downie, W.A.S.Sarjeant, & G.L.WIlliams, 1966

Classification:
Empire Eukaryota
Kingdom Chromista
Subkingdom Harosa (supergroup SAR)
Infrakingdom Halvaria
Phylum Miozoa
Subphylum Myzozoa
Infraphylum Dinozoa
Superclass Dinoflagellata
Class Dinophyceae
Order Dinophyceae ordo incertae sedis
Family Dinophyceae familia incertae sedis

Holotype species: Cleistosphaeridium diversispinosum Davey, Downie, Sarjeant & Williams

Original publication and holotype designation: Davey, R.J., Downie, C., Sarjeant, W.A.S., & Williams, G.L. (1966). VII. Fossil dinoflagellate cysts attributed to Baltisphaeridium. In: Davey, R.J., Downie, C., Sarjeant, W.A.S. & Williams, G.L. Studies on Mesozoic and Cainozoic dinoflagellate cysts; British Museum (Natural History) Geology, Bulletin, Supplement 3, p. 157-175. ( Eds)

Taxonomic status: currently recognized as a distinct genus.

Gender: This genus name is currently treated as neuter.

Fossil Range notes
Eocene. - (29 Oct 2020) - M.D. Guiry

Fossil
This is a genus of fossil species, or a genus with a fossil type species, or a genus the type species of which was originally described as a fossil.

Numbers of names and species: There are 4 species names in the database at present, of which 1 has 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.

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

Created: 16 April 2003 by M.D. Guiry

Verified by: 29 October 2020 by M.D. Guiry

Linking to this page: http://www.algaebase.org/search/genus/detail/?genus_id=45290

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 17 January 2021.

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