Oligostraca
Oligostraca is a superclass of crustaceans. It consists of the following classes:…W CalCOFI holds 6,430 observations of it in 2 datasets between 1951 and 2026.R
- 6,430
- observations
- 6,839
- records
- 1951–2026
- years
- 2
- 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:845957")
import calcofi4py as cc
con = cc.cc_get_db()
con.sql("SELECT * FROM obs_bio WHERE taxon_key = 'worms:845957'").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
- C Ostracoda ostracods6,839
Lineage 4 ranks · Biota to Crustacea
Credits silhouette · photo · text
- Silhouette · T. Michael Keesey · CC0 1.0 · PhyloPic, drawn from Derocheilocaris · source
- Photo · Donald Hobern · CC BY 4.0 · inat · source
- Text · Wikipedia, “Oligostraca” · CC BY-SA 4.0 · revision 1371082577
Elsewhere Wikidata · iNaturalist
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 ↗