conodonts的中文意思、音标与词形变化

(conodont 的复数) n.[古生]牙形刺, 牙形石

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