每当提起中国最大的恐龙和古象化石,您一定会毫不迟疑地回答:我国已知的最大的恐龙化石,是1957年于四川省合川县太和镇发现的合川马门溪龙(Mamenchisarus hochuanensis),它身长22米,高3.5米,估计活着时重达40余吨,在世界上仅次于美国匹兹堡卡内基自然博物馆的梁龙(身长26.7米)和坦桑尼亚南部所发现的腕龙(身长22.7米);最大的古象化石是1973年在甘肃省合水县发现的黄河剑齿象(Stegoaon huanghoensis),体长8米,身高4米,门齿长3.03米,不仅是我国,而且是世界上已发现的最大的个体古象化石。——一些科普书上“中国之最”栏目都是这样写的,你的答案一定是准确无误的了。其实不然,“最大”是动态的,受时间性所限定的,到目前为止,我国最大的恐龙化石和古象化石均出土于内蒙古自治区,为内蒙古博物馆陈列展出的查干诺尔 Whenever you bring up the largest dinosaur and the most ancient fossil in China, you will surely reply without hesitation: The largest dinosaur fossil we know in our country is Mamenchisarus, found in Taihe Town, Hechuan County, Sichuan Province, in 1957 hochuanensis, 22 meters tall and 3.5 meters high. It is estimated that when it is alive, it weighs more than 40 tons. It is the second largest species in the world after the Diplodocus (26.7 meters) at the Carnegie Museum of Nature and the Brachiosaurus found in southern Tanzania (22.7 meters in length). The largest fossil carnage was the Stegoaon huanghoensis found in Heshui County, Gansu Province in 1973, measuring 8 meters in length and 4 meters in height with 3.03 meters of incisor teeth, not only in China but also in China Is the world has been found in the largest individual fossils. - Some popular science books “China’s most ” section is written like this, your answer must be accurate. In fact, “largest ” is dynamic, limited by the time, so far, China’s largest dinosaur fossils and ancient fossils have been unearthed in Inner Mongolia Autonomous Region, Inner Mongolia Museum for display on display Chagannuoer