that the whole human race was comprehended in the loins of Adam and Eve, and consequently the race will be faced with extinction when this original supply of germs is exhausted. Thus death, the penalty of sin, is implicit in the human race. It is evident that Swammerdam does not allow his mind to be disturbed by any considerations of consistency. Reasoning from his own observations he should be an ovist—the foetus is preformed in the egg, and the male parent has no direct share in it. And yet, he finds a use for Adam in generation. . . .37