The fossil species, called Sahelanthropus tchadensis, walked upright while still being able to climb and move around in trees, the team said.

研究小组表示，这一化石物种叫做乍得沙赫人，它们可以直立行走，同时还能在树上爬来爬去。

Other researchers at the French university found the bone in the laboratory's collection and realized it probably belonged to the fossil species.

该法国大学的其他研究人员在实验室收集的骨骼中发现了这块骨骼，并意识到它可能属于该化石物种。

Georges Cuvier, an early palaeontologist, made his reputation by predicting the anatomies of newly discovered fossil species from scant evidence, such as single bones.

早期古生物学家乔治·居维叶能在实据不足的情况下（如单一的骨骼）预测出新发现的化石物种的躯干结构，这使他在业界声名显著。

With more than three quarters of known penguin species no longer existing, the researchers also included in their study 50 fossil species using skeletal data.

由于超过四分之三的已知企鹅物种已经灭绝，研究人员还利用骨骼数据在他们的研究中纳入了50种化石物种。

This is based on the study of two fossil species, one from Kenya and one from Egypt, that date to well after the earliest lemurs were supposed to have made it to Madagascar.

这是基于对两种化石物种的研究，一种来自肯尼亚， 另一种来自埃及， 这可以追溯到最早的狐猴应该到达马达加斯加之后。