Bartle Frere, genus Bartle-Frere, green dinosaur - a living fossil or so-called `green dinosaur'; genus or subfamily of primitive nut-bearing trees thought to have died out 50 million years ago; a single specimen found in 1994 on Mount Bartle Frere in eastern Australia; not yet officially named --1is a kind ofdicot genus, magnoliopsid genus --1is a member of Proteaceae, family Proteaceae, protea family