ceratodus

ceratodus

(sɪˈrætədəs; ˌsɛrəˈtəʊdəs) n, pl -duses (Animals) any of various extinct lungfish constituting the genus Ceratodus, common in Cretaceous and Triassic times. Compare barramunda[C19: New Latin, from cerato- + Greek odous tooth]

Thesaurus

Noun

1.

ceratodus - extinct lungfish lungfish - air-breathing fish having an elongated body and fleshy paired fins; certain species construct mucus-lined mud coverings in which to survive droughtgenus Ceratodus - type genus of the Ceratodontidae: extinct genus of lungfishes