八目鰻

lamprey (jawless proto-fish of family Petromyzontidae)

eight; 8

eye / (literary) to look; to regard / eye (of a net); mesh / mesh size; grit size (abbr. for 目數|目数[mu4 shu4]) / item; section / list; catalogue / (taxonomy) order / name; title

eel / Anguilla lostoniensis