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common people generally do at this day.Stukely* also fell into this very naturalerror. “ If,” says he, “ we observe, how“ the Lincolnshire Alps run fifty miles“ north and south, and on the west are“ steep and rocky, we see why the strata“ near Newark are so stocked with shells ;“ for it is reasonable to suppose, that on“ the retiring of the waters of the deluge{< from the superficies of this country into<e the eastern seas, these heavy bodies“ were intercepted by this cliff, which has“ retained such vast quantities of them ever“ since, while those that fell on common“ mould are mostly rotten and now lost.”

Targioni b , Arduino , Rouelle % Hollman d ,

• Transactions of the Royal Society for 1719.

* Targioni and Arduino maintained that there hadbeen many deluges. See Breislack’s Introduction toGeology, p. 376.

e Rouelle shewed that fossil shells do not lie at ran-dom ; that different kinds of shells are found in diffe-rent places; and that they occur in different strata.

4 In an elaborate treatise published in 1772, in theIntroduction to the Journal de Physique, tom. ii.

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