196 
INDEX. 
Cayman, the pike-muzzled, fossils, 
187 
the spectacled, 188 
Caymans, distinction of the, 222 
Centriscus, 405 
aculeatus, 405 
longirostris, 405 
velitaris, 405 
Ceratophytes, 498 
Cerithium, 489 
gigas, 490 
Cetacea, fossil, 143 
teeth of, 307 
Chaeropotamus, the, 111 
Chsetodon, 417 
arcuatus, 418 
Argus, 418 
asper, 418 
aureus, 420 
canescens, 419 
canus, 420 
chirurgus, 419 
ignotus, 419 
lineatus, 420 
macrolepidotus, 419 
mesoleucus, 419 
nigricans, 419 
orbis, 420 
papilio, 420 
pinnatiformis, 417 
pinnatus, 417 
rhomboides, 401 
rhombus, 419 
rostratus, 420 
saxatilis, 419 
striatus, 418 
subarcuatus, 418 
subaureus, 420 
substriatus, 418 
subvespertilio, 417 
triostegus, 420 
velifer, 421 
vespertilio, 417, 418 
Champses, ( Herodotus ) 193 
Chamses of the Ancient Egyptians, 186 
Chelonia Mydas, 260 
Chelonian reptiles, 260 
Chelydes, coracoid bone of the, 267 
Clupea, 393. 397- 399. 410 
Bernardi, 425 
brevissimus, 425 
cyprinoides, 410 
Davilei, 399 
dentesse, 425 
dubia, 399 
elongata, 399 
evolans, 410 
Knorrii, 399 
Lametherii, 397 
Clupea, megaptera, fossils, 394 
mursenoides, 410 
Scueuchzeri, 394 
sprattiformis, 399 
Clypeastra, 495 
Cornua ammonis, 479 
Coryphsena apoda, 421 
hippurus, 426 
Cottus, 423 
bicornis, 423 
Crinoidea, 514 
Crocodile, 180 
Crocodile of Adanson, the black, 1 77> 
178. 198 
the American, 177 
articulation of, 156 
of Caen, 236 
of Ceylon, 177 
the common, 178. 181 
the double-crested, 197 
of the Ganges, 177* 200 
of the Ganges, common, 175 
of the Ganges, long-backed, 178 
of Lacepede, 178 
the lozenge, 197 
of the Nile, common, 191 
properly so called, 186 
the sacred, 194, 195, 196 
of Siam, 183 
slender-muzzled, 190 
Crocodiles, fossil, 174 
osteology of living, 204, &c, 
Crocodili, 203 
longirostres, 204 
Crocodilus, (genus) 202 
acutus, 203 
acutus, ( Cuv .) 198 
Africanus, 177 
Africanus of Laurenti, 178 
biporcatus, 183. 197- 203 
biscutatus, (Cuv.) 198. 203 
cataphractus, (Cuv.) 199. 204 
cazrinatus, 183 
galeatus, (Cuv.) 198. 203 
Gangeticus, 204 
Lacerta, 178 
lucius, 187. 202 
longirostris, 183 
longirostris, ( Sch .) 200 
Niloticus, (Baud.) 
oopholis, 183 
palmatus, 183 
palpebrosus, 183. 190. 192. 202 
palpebrosus, head of the, 222 
pentonix, 183 
priscus, 233, 234. 241. 316 
porosus, 183. 197 
priscus, 241 
rhombifer, 197* 203 
