Hydrachnidia (sous-cohorte)
Rhithropanopeus harrisii
Diadumene lineata
Antedon bifida
Anguilla anguilla
Gonionemus vertens
Tipula sp.
Gnathia spp.
Radix auricularia
Nymphaea alba
Scytosiphon lomentaria
Oikopleura spp.