232 



EVOLUTION IN THE PAST 



Dorab, 106 

 Dormice, 124, 148 

 Dragon-flies, 52, 89 

 Drepanaspis, 38 

 Dryopithecus, 155 

 Ducks, 151 

 Dugongs, 130 

 Dunlins, 112, 132 



Eagle, 132, 151 

 Eagle-rays, 105, 136 

 Earwigs, 89 

 Echinodenns, 13 



(See also Blastoids, Brittle-stars, 

 Crinoids , Cystids, Holothurians, 

 Sea-urchins, Starfishes.) 

 Echinoids. See Sea-urchins 

 Echinosphaera, 22 

 Edaphosaurus, 63 

 Edentates, 118, 124, 141, 161, 181, 185, 



203 

 (See also Armadillos, Ganodonts, 



Sloths.) 

 Eels, 1 06 

 Egypt, 209, 214 

 Elands, 169, 178 

 Elasmobranchs. See Dog-fishes, Rays, 



Sharks 



Elasmosaurus, 103 

 Elasmotherium, 191 

 Elephants 

 Eocene, 124 

 Miocene, 160 

 Pliocene, 171, 174, 182 

 Pleistocene, 189, 191, 193, 202 

 Present, 214 



(See also Dinotheres, Mammoths, 

 Mastodon, Mceritherium, Palaeo- 

 mastodon, Stegodon, Tetrabelo- 

 don.) 



Elk, 189, 194 

 Elotherium, 143, 160 

 Embryology, 2 

 Engis, human remains, 199 

 Eocene Period, 116 

 Eoliths, 1 88 

 Eosiren, 130 

 Equidae. See Horses 



Equisetales 



Cambrian, 20 



Ordovician, 27 



Devonian, 48 



Carboniferous, 50 



Permian, 67 



Triassic, 70 



Jurassic, 88 



Cretaceous, 113 

 Equisetum, 70 

 Eucalyptus, 114 

 Europe, Glaciation, 190, 191 



Inter-glacial Epoch, 192 



Re-Glaciation, 196 

 Eurypterids. See Sea-scorpions 

 Evolution, doctrine of, i et sea. 



Falcons, 132 

 Favosites, 29, 47, 53 

 Felidae. See Cat family 

 Ferns 



Silurian, 28 



Devonian, 48 



Carboniferous, 50 



Permian, 68 



Triassic, 70 



Jurassic, 89 



Adder's Tongue, 70 



Bracken, 89 



Eusporangiates, 70 



Glossopteris, 68 



Hart's Tongue, 89 



Leptosporangiates, 70, 89 



Male, 89 



Marattiaceae, 50 



Polypod, 70 



Royal, 70, 89 

 Fig trees, 113 

 File-shells, 55, 85 

 Finches, 151 

 Fins, 40 

 Fishes, 2, 3 



Silurian, 35 



Devonian, 38 



Carboniferous, 57 



Permian, 64 



Triassic, 75 



Jurassic, 86 



Cretaceous, 104 



