NEO-DARWINIAN • DICTIONARY ONE.COM • Definition of Neo-Darwinian

... or no, we must appeal to some inner directing principle in order to account for this convergence of effects. Such convergence does not appear possible in the Darwinian, and especially the neo-Darwinian, theory of insensible accidental variations, nor in the hypothesis of sudden accidental variations, nor even in the theory that assigns definite directions to the evolution of the various organs by a kind of mechanical composition of the external with the internal forces. So we come ...

— Creative Evolution • Henri Bergson