90 
INDEX. 
Conybeare, Rev. W. D., on the thickness 
of the London clay, 279 
on the organic remains of the Lon- 
don clay, 280 
on indentations in the chalk near Ro- 
chester, 282 
■ on the transverse valleys of the North 
and South Downs, 298 
on the former continuity of the chalk 
of the North and South Downs, 303 
: his objections to the theory of M. E. 
de Beaumont, 348 
Coomb, view of the ravine called the, near 
Lewes — see wood-cut No. 75, 301 
Coquimbo, parallel roads of, 131 
Corals standing erect among igneous and 
aqueous formations at Galieri, 73 
Cornwall, granite veins of — see wood-cut 
No. 87,355, 370 
— argillaceous schist, containing organic 
remains in, 376 
Costa de Pujou, structure of the hill of — 
see frontispiece, 186 
Corstorphine hills, parallel grooves on 
their summits, how formed, 147 
Cotentin, tertiary formation of the, 276 
Coudes, tertiary red marl and sand-stone of, 
like 'new red sand-stone,' 229 
Couze, river, lake formed by the filling up 
of its ancient bed by lava, 2G4 
Crag of England, organic remains of the, 19 
. its relative age, 171 
— number of shells found in the, 171 
-its mineral composition, 171 
relative position of the — see diag. 
No. 30, 172 
lacustrine deposits resting on the, 1 73 
■ forms of stratification of the — see 
wood-cuts 173, 174, 175 
dip of the strata of the, 174, 175 
comparison between the Faluns of 
Touraine and the, 203 
derangement in the strata of the- — 
see wood-cuts, 177 
passage of, into alluvium, 181 
• its resemblance to formations now in 
progress, 177, 182 
. proportion of living species in the fos- 
sil shells of the — see Appendix L, p. 47 
■ number common to Italy and the, ib. 
47 ". 
— — number common to Sicily and the, ib. 
47 
— number common to Italy, Sicily, and 
the, ib. 47 
geographical distribution of the liv- 
ing species found in the, ib. 47, 51 
Craters, volcanic, of the Eifel, how formed, 
196 
Creta, argillaceous deposit called, 67, 76 
.. resting on columnar lava in the Isle 
of Cv clops — see wood-cut No. 14, 79 
Crocodile of the Ganges found in both salt 
and fresh water, 330 
Croizet, M., on extinct quadrupeds of 
Mount Perrier, 218 
on alluviums of different ages in 
Auvergne, 267 
Cromer, bent strata of loam in the cliffs 
near — see wood-cut No. 37, 178 
Crowborough hill, height of, 288 
thickness of strata removed from 
the summit of, 313 
Cruckshanks, Mr. A., on distinct lines of 
ancient sea-cliffs on the coast of Peru, 
130 
Cuckmere,transverse valley of the, 298,299 
Curtis, Mr. J., on the fossil insects of Aix, 
in Provence, 277 
Cussac, bones of extinct quadrupeds in 
alluvium under lava at, 219 
Cutch, changes caused by the earthquake 
of 1819 in, 104,249, 318 
Cuvier, M., on the mammiferous remains 
of the Upper Val d'Arno, 221 
on the tertiary strata of the Paris 
basin, 16, 247, 243 
on the fossil organic remains of 
the Paris basin, 253 
Cyclops, view of the island of, in the Bay 
of Trezza — see wood-cut No. 14,79 
its height, &c, 79 
stratified marl resting on columnar 
lava in the — see wood-cut No. 14, 79 
Cypris, abundance of the remains of, in 
the fresh-water strata of Auvergne, 230 
habits of the living species of, 230 
Darent, transverse valley of the, 298, 299 
Daubeny, Dr., on the Val di Noto lime- 
stone, 66 
on the volcanic region of Olot, in 
Catalonia, 184 
on the volcanic district of the Lower 
Rhine and Eifel, 201 
on the age of the Auvergne volca- 
nos, 269 
D'Aubuisson, on the appearance of some 
of the Auvergne lavas, 94 
Daun, lake-craters of the Eifel seen near, 
195 
Dax, tertiary formations of, 20, 206 
section of tertiary strata overlying 
the chalk near, — see diag. No. 51,207 
section of inland cliff near — see wood- 
cut No. 53, 210 
• fossil shells of — see tables Appendix I. 
De Beaumont, M. Elie, on the cause of the 
historical deluge, 148, 272 
his theory of the contemporanous 
origin of parallel mountain chains con- 
sidered, 337 
— his proofs that different chains were 
raised at different epochs, 340 
