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conodont

DEFINITIONS OF: conodont

1

n small (2 inches long) extinct eellike fish with a finned tail and a notochord and having cone-shaped teeth containing cellular bone; late Cambrian to late Triassic; possible predecessor of the cyclostomes

Type of:
agnathan, jawless fish, jawless vertebrate
eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms

n the tiny fossil cone-shaped tooth of a primitive vertebrate of order Conodonta

Type of:
tooth
hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense
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