CalCOFI.io CalCOFI.io open data ecosystem

Cylindrotheca

Genusaccepted · checked 2026-09-04WoRMS 149003ITIS 5316key worms:149003
i

2026-09-04: itis_id 5316 via WoRMS external link

CalCOFI holds 366 observations of it in 1 dataset between 1996 and 2022.R

366
observations
413
records
1996–2022
years
1
datasets
Live cell of the pennate diatom Cylindrotheca closterium (Ehrenberg) Reimann and J.C.Lewin, 1964. North Sea, Helgoland Roads Phytoplankton Monitoring. Collection date: 2010-03-18. Additional text when
Photo · Alexandra Kraberg (Alfred Wegener Institute for Polar and Marine Research, Bremerhaven) · CC BY 3.0 · commons

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
R
library(calcofi4r)
con <- cc_get_db()                      # the promoted release
tbl(con, "obs_bio") |> filter(taxon_key == "worms:149003")

Read from taxa.json of release v2026.10.20, 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
Lineage 8 ranks · Chromista to Bacillariaceae
Credits silhouette · photo
  • Silhouette · Matthew Crook · CC BY-SA 3.0 · PhyloPic, drawn from Nitzschia sigmoidea · source
  • Photo · Alexandra Kraberg (Alfred Wegener Institute for Polar and Marine Research, Bremerhaven) · CC BY 3.0 · commons · source
Elsewhere Wikidata · GBIF

WikidataGBIF

The same organism on the services the faces were fetched from; the authorities' own pages are the ids in the head.

Cite the release, v2026.10.20

Cite the release, v2026.10.20; each dataset's own citation, licence and DOI are on its page. How to cite ↗