He has grave doubts about the alleged longevity of the antediluvians, though apparently unaware that Prof. Owen has proved it to be inconsistent with physiological laws; but he is prepared to concede them a lifetime of more than two centuries, since, “according to Riley, Prince Puckler, and others,” that age is not uncommon in “the Arabian deserts of Africa” (p. 212). Perhaps the interior of the Antarctic continent may yield a crop of tricentenarians, since, according to Herodotus, the most wonderful things are generally found at the extremities of the earth.