Ceratium
i
2026-09-04: itis_id 10397 via WoRMS external link
The genus Ceratium is restricted to a small number of freshwater dinoflagellate species. Previously the genus contained also a large number of marine dinoflagellate species.W CalCOFI holds 7 observations of it in 1 dataset between 1996 and 2022.R
- 7
- observations
- 409
- records
- 1996–2022
- years
- 1
- datasets
Observed in nothing keyed to it directly
Every observation under it belongs to one of the taxa under it — 1 taxon, in the fold below.
Ways inExplorerdb-queryRPythonThis page as JSON
Code and endpoints R · Python · JSON
library(calcofi4r) con <- cc_get_db() # the promoted release tbl(con, "obs_bio") |> filter(taxon_key == "worms:109506")
import calcofi4py as cc
con = cc.cc_get_db()
con.sql("SELECT * FROM obs_bio WHERE taxon_key = 'worms:109506'").df()Read from taxa.json of release v2026.10.19, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.
How big is it not on record
Not on record: no authority the fetcher reads carries a length for this taxon (a genus page could show the range of its species).
Under it 1 taxon
- sp Ceratium divaricatum409
Lineage 10 ranks · Chromista to Ceratiaceae
Credits silhouette · photo · text
- Silhouette · Guillaume Dera · CC0 1.0 · PhyloPic, drawn from Ceratium hirundinella · source
- Photo · Keisotyo · CC BY-SA 3.0 · commons · source
- Text · Wikipedia, “Ceratium” · CC BY-SA 4.0 · revision 1368320810
Elsewhere Wikidata · iNaturalist · GBIF
The same organism on the services the faces were fetched from; the authorities' own pages are the ids in the head.
Cite the release, v2026.10.19
Cite the release, v2026.10.19; each dataset's own citation, licence and DOI are on its page. How to cite ↗