Chondrichthyes

(redirected from Placoid fish)
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Noun1.Chondrichthyes - cartilaginous fishesChondrichthyes - cartilaginous fishes      
Craniata, subphylum Craniata, subphylum Vertebrata, Vertebrata - fishes; amphibians; reptiles; birds; mammals
cartilaginous fish, chondrichthian - fishes in which the skeleton may be calcified but not ossified
Holocephali, subclass Holocephali - chimaeras and extinct forms
class - (biology) a taxonomic group containing one or more orders