CHORDATA
ASCIDIACEA
PHLEBOBRANCHIA
Cionidae
Ciona intestinalis
CEPHALASPIDOMORPHI
PETROMYZONTIFORMES
Petromyzontidae
Lampetra fluviatilis
ELASMOBRANCHII
CARCHARHINIFORMES
Scyliorhinidae
Scyliorhinus canicula
RAJIFORMES
Rajidae
Raja montagui
