Not the apatosaurus formerly known as the brontosaurus .
这可不是以前被认做是雷龙的迷惑龙。
But even at a mere 18 tonnes , apatosaurus would still have been an awesome sight .
即使雷龙只有18吨，它仍将是蔚为壮观的。
Description-what the apatosaurus looked like ?
迷惑龙长的什么样？
Taxonomists renamed it apatosaurus in 1903 , when it was discovered that two different names referred to the same dinosaur .
1903年，当发现有两个不同的名字指代这一恐龙时，分类学家们将它重新命名。
Gary packard of colorado state university and his colleagues do not deny that creatures like apatosaurus , brachiosaurus and diplodocus were big-and bigger than any terrestrial mammal .
