The giant snail-like nautilus is a living fossil
that has been in our waters for about 500 million years.
During the past twenty years or so, he has written more than ten other well-received books, mainly focusing on the history of science and natural history, ranging from The Young Charles Darwin (2009) to Living Fossil
: The Story of the Coelacanth (1991).
The species, which carries the scientific name Acipensaer sinensis, is considered a ''living fossil
'' for having survived in the Yangtze River for nearly 140 million years.
They have been scooting and waddling on the earth for over 100 million years and in the right light they can be considered handsome, in a prehistoric throwback living fossil
sort of way.
It's actually a living representative of the Diatomyidae family--in other words, a living fossil
(6.) New mouse find is "'living fossil
." [cited 2006 Oct 30].
It may turn out that the political framework of the 20th century--in which conservative and moderate factions in each of the two parties overlapped, and shifting bipartisan coalitions were always the way things got done--was the anomaly, a living fossil
dating from the peculiar history of the post-Reconstruction South.
Ginkgo biloba is considered a true "living fossil
." The gingko family reached its development peak in the Triassic and Jurassic eras, then went the way of the dinosaur as the Ice Age eliminated all but the Ginkgo biloba from the western hemisphere.
Perhaps this living fossil
could be planted upright in the ground.
In growing intellectual isolation, this once-celebrated scientist became "something of a crank," Lindley concludes, "a living fossil
Another living fossil
that seems to lack a great survival strategy is the Hawaiian monk seal, the oldest living pinneped-the family of fin- footed mammals that includes seals, walruses and sea lions.