Apoda

:  any of several different groups of animals that have been so named from their lacking limbs or feet: such as a :  an order of slender wormlike holothurians that lack tube feet and radial ambulacral vessels — compare holothurioidea b :  a group of fishes without pelvic fins c :  caecilians d :  an order or suborder of parasitic segmented cirripedes e :  worms without appendages (such as the leeches)