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in London clay ; nor the ancient corals ofDerbyshire than the more modern ones ofBerks and Wiltshire : nor the nautili oftransition countries, than the ammonites,belemnites, hippurites, scapliites, bacu-lites, and nummulites, which occur inrocks of a much later sera. Among thelarger animals, one of the oldest, we areacquainted with, is the crocodile: nowthe fossil crocodile is certainly not moreunlike an animal of the present world,than the megatherium, the palaiotherium,the anoplotherium, which are all found inrocks comparatively modern, or even thanthe mastodon, interred in alluvial soil.
It is said to be certain, that oviparous (quadrupeds 11 had the start of viviparous.The latter have been found, hitherto, inregular strata, at Montmartre , and one ortwo other places ; but we cannot suppose,that all the viviparous animals, whichexisted before the deluge, were interredthere only; many must have existed in