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New Chinese sauropod (unnamed)
From: Ben Creisler bh480@scn.org
In case this item has not been discussed, here's a news
item from Xinhuanet (url is all one line):
http://news.xinhuanet.com/english/2001-12/13/
content_161191.htm
New Genus of Dinosaur Discovered in China
Xinhuanet 2001-12-13 14:35:17
BEIJING, December 13 (Xinhuanet) -- Chinese scientists
have announced their recent discovery of at least one new
species of dinosaur, the "sauropoda," which roamed south
China's Guangxi Zhuang Autonomous Region over 100 million
years ago.
Fossil remains of the six-meter-tall creature animal
along with bones of another dinosaur from the period were
discovered in sugarcane fields near Nanning, the capital
Guangxi, said a source from the Chinese Academy of
Sciences (CAS).
As analysis of the bones continues, scientists do not
exclude the possibility of further discoveries by the end
of the excavation period, which started over four months
ago, said Zhao Xijin, a CAS scientist, in an interview
with Xinhua Wednesday.
Zhao, also a member of an international academy for
dinosaur studies, said the discovery has provided
important evidence for scientists worldwide in their
research of the evolution, distribution, appearance and
habitat of the dinosaurs that lived in south China over
100 million years ago.
According to Zhao, dinosaurs are classified according
to the size and shape of their pelvises.
"The newly discovered dinosaur is completely different
from any other genus known to paleontologists," he said.
The newly found genus, standing at six meters tall and
with a length of more than 10 meters, seems to suggest
that sauropoda dinosaurs were growing taller but shrinking
in length during last period of their evolution, comparing
with the mamenchisaurus unearthed in Sichuan Province in
1957, which was four only meters
tall and 22 meters long, said Zhao.
However, the plant-eating sauropodas were giants during
the dinosaur-abundant Jurassic Period some 145 million to
208 million years ago, as their smallest brothers were
about the size of chickens.
Zhao and his colleagues have also found granules on the
shank of the dinosaur which are believed to be signs of
some bone disease. "This may provide a new clue for the
scientific research on the causes of the dinosaur's
extinction," he said.
"Interplanetary collision, climate changes, food
poisoning, physiological defects of the animal -- none of
these alone could have led to the dinosaur's extinction,
which must have been a result of the interaction of a
number of events," he said.