CalCOFI.io CalCOFI.io open data ecosystem

Anomura

hermit crabs

Infraorderaccepted · checked 2026-08-05WoRMS 106671ITIS 97698key worms:106671
i

2026-08-05: itis_id 97698 via WoRMS external link

Anomura is a group of decapod crustaceans, including hermit crabs and others. Several groups such as the king crabs and porcelain crabs within the Anomura have independently undergone carcinisation, acquiring the armoured crab body plan with a concealed tail.W CalCOFI holds 437 observations of it in 2 datasets between 1951 and 2021, across 2 taxa under it.R

437
observations
1,137
records
1951–2021
years
2
datasets
1
species under it
Photograph of Anomura
Photo · Erin McKittrick · CC BY 4.0 · inat

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:106671")

Read from taxa.json of release v2026.10.21, 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 10 ranks · Biota to Pleocyemata
Credits silhouette · photo · text
  • Silhouette · T. Michael Keesey · CC BY-SA 3.0 · PhyloPic, drawn from Galathea squamifera · source
  • Photo · Erin McKittrick · CC BY 4.0 · inat · source
  • Text · Wikipedia, “Anomura” · CC BY-SA 4.0 · revision 1364443895
Elsewhere Wikidata · iNaturalist

WikidataiNaturalist

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

Cite the release, v2026.10.21

Cite the release, v2026.10.21; each dataset's own citation, licence and DOI are on its page. How to cite ↗