246 INDEX 
Diplodocus, estimated weight, 99 
supposed habits, 99 
Egg of Apyornis, 147, 148; Apteryx, 147; Ostrich, — 
146; Moa, 148 j 
Eggs, casts of, 87 
Elephant, size, 180 
size of tusks, 181, 182 
Elephas ganesa, tusks, 196 
Encrustations, 14 
Extermination. See Extinction 
Extinction, ascribed to great convulsions, 225 
ascribed to primitive man, 188, 224 
of Dinosaurs, 221 — 
local, 225 
by man, 224, 225 
of Marine Reptiles, 222 
often unaccountable, 222, 223 
of Pliocene rhinoceros, 232 
sometimes evolution, 221, 226 
of Titanotheres, 222 
Feathers, imprints of, 76, 132 
Fishes, abundance of, 25. 
armored, 23, 24, 25, 28 
collections of, 32 
killed by cold, 230 
killed by volcanoes, 231 
Fish-crows, killed by cold, 231 
Flesh does not petrify, 10 
