Note 164 — SYSTEMATICS AND HISTORY
Reading edition
In this connection the problem may be raised, whether there can be such a thing as unchangeable “species” in spite of the mutability of the individuals. Compare page 251, note 1.
Reading edition
In this connection the problem may be raised, whether there can be such a thing as unchangeable “species” in spite of the mutability of the individuals. Compare page 251, note 1.