FOOTNOTES:
[20] According to the theory of evolution, the egg contained from the first an excessively minute, but complete animal, and the changes which took place during incubation consisted not in a formation of parts, but in a growth, i.e. in an expansion of the already existing embryo (see p. [40]).
[21] See p. lxxxii. of "Life," by Dr. Willis.
[22] "Miscellanies:" Part II. on Poetry, p. 314.