This is considered to be a living fossil because it is virtually unchanged from the fossilised specimens found in Triassic deposits.
42.
Before its discovery, the taxon was believed to have become extinct during the Miocene; when it was discovered living fossil ".
43.
The ant is commonly known as the dinosaur ant, dawn ant, or living fossil ant because of its primitive body structure.
44.
It's a very exciting find and it's a real living fossil, " said botanist Ken Hill, from the Royal Botanic Gardens.
45.
Many years later, Dawson modestly wrote, " I am notable only as an historical curiosity or perhaps as a living fossil.
46.
This 1953 Coronation Garden was created with the central feature of the newly discovered " living fossil " tree, the dawn redwood.
47.
Some living fossils are relicts of formerly diverse and morphologically varied lineages, but survivors of ancient lineages are not necessarily living fossils.
48.
On this basis, the Hula painted frog has been labeled a living fossil, the only extant representative of an ancient genetic split.
49.
Although it is common to say that living fossils exhibit " morphological stasis ", they are not strictly identical to their ancestors.
50.
Living fossils are not expected to exhibit exceptionally low rates of molecular evolution, and some studies have shown that they do not.
