章节目录
共 18 段- A writer in Blackwood (xli. 181; xlii. 690), in like manner,
- The minority are silenced, but not satisfied; they know not
- We have hitherto been considering the strata as if they had
- This is a cave in the Oolitic limestone, with a nearly level
- "Again, as we pass downwards from the bottom Tertiary beds t
- Look again at the diagram by which I have represented the li
- Have we here any clue to the past history of the plant? The
- Here is a great impenetrable thicket of Prickly Pear. The de
- Earlier still, the germ of this _Taenia_ was an egg lying on
- This animal, like others we have already examined, had, more
- I will pluck a scale from this brilliant silvery surface. It
- In both these examples, the polished surfaces of the teeth,
- To come to the limbs, we find the _shoulder-blade_ presentin
- Of this nature are the eggs of that beautiful, but most caco
- The umbilical cicatrix I have already alluded to; but I may
- "The fruit of trees belonging to the torrid zone of America
- Shore-crab, 216.
- [101] "The unity of the plan of organization, and the regula