de Lamarck has recently expanded this system in France at great length in his _Hydrogeologie_ and in his _Philosophie zoologique_." Is the Rodig referred to Ih.Chr.Rodig, author of _Beitraege zur Naturwissenschaft_ (Leipzig, 1803.

8^o)?
We have been unable to discover this view in De Maillet; Cuvier's reference to p.

169 is certainly incorrect, as quite a different subject is there discussed..