He is sixty-one years of age, but he became engaged to the daughter of Professor Morphy, his colleague in the chair of comparative anatomy.

已经 61 岁了， 但和解剖学系主任同事莫菲教授女儿订了。

He did so by applying to fossils the principles of comparative anatomy, asking what light the body shapes of living animals could cast on the shapes of creatures from the past.

之所以能做到这点是将对解剖学规则应用于化石样本并探寻现存动物体形对古代动物体形有什么样启发借鉴作用。