Is every Cephalopoda on Earth here?

No. Only photographed species-rank animals with a CR, EN, or EW category on Wikidata.

Where does class come from?

A GBIF match on the scientific name.

Cephalopoda in crisis

1 records

Photograph of Opisthoteuthis chathamensis (Opisthoteuthis chathamensis). GBIF class Cephalopoda

1 animals on this catalog match GBIF class Cephalopoda. Each page is a photograph and an original dossier, not a copied assessment.

Class is a filing shelf. It does not make one crisis kinder than another. Search the catalog for Cephalopoda or open a record below. The stats page shows how this shelf sits against the rest of the 3,318.

Opisthoteuthis chathamensis

Quick answers

Is every Cephalopoda on Earth here?: No. Only photographed species-rank animals with a CR, EN, or EW category on Wikidata.
Where does class come from?: A GBIF match on the scientific name.