坦桑尼亚早期的原始人类遗址，奥杜瓦伊峡谷是1911年，一名蝴蝶猎人掉进峡谷深处时发现的。
Olduvai Gorge, an early hominid site in Tanzania, was found by a butterfly hunter who literally fell into its deep valley in 1911.
湖北省郧西县白龙洞古人类遗址属于中更新世早期，发掘出表面带有痕迹的骨化石标本。
Some fossil bones with surface marks were uncovered in Bailong Cave, a palaeo-anthropological site of the early stage of Middle Pleistocene.
以东谷坨旧石器早期遗址群为轴点，以10 - 25公里为半径，可以确定泥河湾古人类活动的范围。
Taking early ruins of the old Stone Age in Donggutuo as axis and taking 10-25 km as radius, we can confirm the action range of Nihewan ape-man.
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