CalCOFI.io CalCOFI.io open data ecosystem
Genus · accepted · checked 2026-09-04

Actinoptychus

WoRMS 148947ITIS 2618key worms:148947
i

2026-09-04: itis_id 2618 via WoRMS external link

Silhouette · Emily Jane McTavish · CC0 1.0 · PhyloPic, drawn from Triceratium robertsianum

Size · not on record: no authority the fetcher reads carries a length for this taxon (a genus page could show the range of its species).

Actinoptychus senarius found at ODP Leg 207 Site 1260A Core 14R Section 1W (Middle Eocene)
Photo · Johan Renaudie · Public domain · commons

Actinoptychus is a genus of diatoms belonging to the family Heliopeltaceae.W CalCOFI holds 17 observations of it in 1 dataset, across 2 taxa under it.R

17
observations
842
records
409
sampling events
1
datasets
1
species under it

Observed in
i

One row per dataset, one cell per year, darker with more observations — the same strip the front door draws per dataset. Each row ends with the name that dataset uses (dataset_taxon); the accepted name is written once, in the title above. A quiet pill marks a name the authority does not accept.

  • Phytoplankton 421 obs · 409 events
    name used: Actinoptychus diatom, centric · code 495

Under it · 1 taxon

Groups

calcofi_phytoplankton:diatom_centric

Ways in
i

Read from taxa.json of release v2026.09.11, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.

Explorerdb-query
ERDDAPCalCOFI's own server, the Phytoplankton table constrained to this taxon
https://erddap.calcofi.io/erddap/tabledap/calcofi_phytoplankton.html?&taxon_key=%22worms:148947%22