化石发现的地点是马萨诸塞州阿特波罗北部一个露出地面的岩层。
The team found the fossil in a rock outcrop in North Attleboro, Massachusetts.
高原缓缓地倾斜下去，南边为一片露出地面的岩层，呈现出一种乱石嶙峋的地貌。
The plateau sloped down, to the south, toward outcroppings of rock that gave the landscape a chaotic look.
高原缓缓地倾斜下去，南边为一片露出地面的岩层，呈现出一种乱石嶙峋的地貌。
The plateau sloped down, to the south, toward outcroppings of rock that gave the landscape a chaotic look.
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