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Explore the world's species through their classification

Patiriella calcar (Lamarck, 1816) - Photo CC By Donald Hobern

Browse the Catalogue of Life Checklist

Use this tree to explore the full classification from the current version of the COL Checklist. The Find taxon field allows for direct access using any name known to COL.

Catalogue of Life, 2020-11-03 Beta - How to cite the COL Checklist