Order
Harpacticoida
Harpacticoida
4 species in this taxon
order of crustaceans Harpacticoida (Harpacticoida) is an order comprising closely related families of organisms. It contains 4 families with 4 known species. This includes the family groups Ameiridae, Canthocamptidae, Darcythompsoniidae, and Ectinosomatidae. It belongs to copepod (Copepoda).