entitled the theory of involution.

The advocates of the theory of evolution, who remove every individual from the formative power of nature, in order to make it come immediately from the hand of the Creator, would, however, not venture to regard this as happening according to the hypothesis of Occasionalism.

For according to this the copulation is a mere formality, � propos of which a supreme intelligent Cause of the world has concluded to form a fruit immediately by his hand, and only to leave to the mother its development and nourishment. They declare themselves for preformation; as if it were not all the same, whether a supernatural origin is assigned to these forms in the beginning or in the course of the world. On the contrary, a great number of supernatural