It summarises the history of species; ontogenesis, we are told, reproduces phylogenesis.
"A New Philosophy: Henri Bergson" by Edouard le Roy
A similar connection determines the relation between ontogenesis and phylogenesis.
"Three Contributions to the Theory of Sex" by Sigmund Freud
We have concentrated the full force of our discussion upon an example drawn from phylogenesis.
"Creative Evolution" by Henri Bergson