विलुप्त लंगफिश

ceratodus's Usage Examples:

Three genera of fossil fishes, Cleithrolepis, Semionotus and Ceratodus, ascend from the Beaufort series into the Cave Sandstone.

lung-fish (Ceratodus) was the most primitive (or Archipterygium), placed as the primordial type a fin which palaeontology has proved to be one of the latest types if not the last.

The " mudfish " of Queensland (Ceratodus Forsteri) belongs to an ancient order of fishes - the Dipnoi, only a few species of which have survived from past geological periods.

These are the Ceratodus Forsteri and the Port Jackson shark.

ceratodus's Meaning':

extinct lungfish