| true enamel covering in teeth of the australian lungfish neoceratodus forsteri. | lungfish are a unique order of sarcopterygian fish cleidographically positioned between tetrapods and fish. an uninterrupted 400-million-year-old fossil record has documented lungfish skeletal elements to remain virtually unchanged since the early devonian. in the current study we investigated the enamel layer of lungfish teeth in order to determine whether there was evidence for higher vertebrate "true" enamel in the australian lungfish. juvenile lungfish from the brisbane river were processed ... | 2000 | 10654067 |