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Institute Dr. Lv Junchang says geology of geological academy of sciences of dinosaurian research expert, China, dong Yang had had dinosaurian framework fossil, dinosaurian egg fossil, the discovery of “ footmark fossil fill the blank that Zhejiang saves, the meaning is different from general. ”
This thinking dinosaurian egg does not have expect to discover dinosaurian footmark
15 days morning, lv Junchang and the person of Dongyang museum become dinosaurian resource in the city zone when investigation, there was unexpected results on a building site that calls lotus hill.
They think fossil of here dinosaur egg is more formerly, fossil of egg of “ result dinosaur also does not have discovery, discovered dinosaurian footmark fossil however. ”
The dinosaurian footmark fossil of the first discovery stays on the sandstone of a beige, 3 sunken the toe that go in imprints clear and visible, measured footmark fossil to grow 25 centimeters, the 2nd foot is 22 centimeters to the distance between the 4th foot.
Lv Junchang is analysed, this is the animal foot that lives in Mesozoic Era late the Cretaceous age kind dinosaur stays, footmark is moderate volume, be dinosaur on the right side of the rear foot, estimate dinosaurian height 4 meters, height is controlled 1.2 meters.
“ the animal foot that 3 toe are a model kind dinosaurian feature, the feeding habits that belong to the flesh is dinosaurian. Chen Rongjun of curator of museum of city of ” Dong Yang says. And the “ China Dong Yanglong ” that discovered last year is Xi foot kind, careless feeding habits, before this explains many years 8000, be in a variety of dinosaur live Dong Yang jointly.
Arrive 16 days afternoon, already discovered footmark fossil 6, cent belongs to Xi foot kind, animal foot kind, the bird is sufficient kind of dinosaur that differs 3 kinds.
Discover what fossil footmark has after all curious
Dr. Lv Junchang says, dinosaurian footmark fossil belongs to vestigial fossil, its formation the condition is unusually slashing, need certain viscosity, humidity, granularity, too dry place keeps track impossibly, too wet place also cannot keep track. “ is able to save because of this dinosaurian footmark very god-given. ”
This year on April 10, de Gusheng content learns the home to announce in, the fossil of Jurassic dinosaurian footmark that discovers in Xinjiang domestic scale is the largest group. Spit in Xinjiang rash time about 30 kilometers are in to the south of county of basin Shan be apt to, ” of footmark fossil wall presents a grand “ dinosaur to go up in boundless and indistinct desert. ” of “ fossil wall basically shows a part to make an appointment with 3 meters high, nearly 100 meters long, the dinosaurian footmark above is arranged thick and fast for the most part, front far and near, every footmark is by 3 big and the toe composition that extends ahead, and have the mark of acerb claw.
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