1. (noun) the tiny fossil cone-shaped tooth of a primitive vertebrate of order Conodonta

• tooth

2. (noun) 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

• agnathan
• jawless fish
• jawless vertebrate

1. (noun) 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

• conodonta
• conodontophorida
• order conodonta
• order conodontophorida