paleontology

If then this tendency toward collectivization is a mutation there is no reason to suppose it is for the better. It is a rule in paleontology that ornamentation and complication precede extinction. And our mutation, of which the assembly line, the collective farm, the mechanized army, and the mass production of food are evidences or even symptoms, might well correspond to the thickening armor of the great reptiles—a tendency that can end only in extinction.