540 



INDEX. 



Elginia 36; skull 191, 283 



Embolomerous 172 



Emeu 40, 299; aftershaft 328; 

 claws 330 



Enamel 4 ; cap 7 ; organ 7 



Endochondral ossification 11 



Endoskeleton, Amphibia 170; birds 

 331 f. ; cod 83 f. ; crocodile 239 f. ; 

 dog 377 f. ; dogfish 71 f . ; duck 

 306 f.; fish 112f. ; frog 151 f.; 

 mammals 442 f. ; newt 138 f. ; 

 reptiles 275 f. ; turtle 218 f . 



Engystomatidae 36 



Entoplastron, turtle 217 



Epanorthidae 43, 350 



Epi-branchial, cod 101 ; dogfish 78 ; 

 salmon 94 



Epicoracoid 25 ; frog 163 ; turtle 

 232 ; Monotremes 493 ; vestiges 

 of in Kodentia 497 



Epicrium 35 ; orbit 179 



Epidermal exoskeleton, birds 328; 

 crocodile 237; dog 374; duck 

 302 ; mammals 416 ; reptiles 

 270; turtle 214 



Epi-hyal, cod 100 ; dog 399; salmon 

 94 



Epi-otic 20 ; cod 96 ; crocodile 250 ; 

 Labyrinthodontia 177; reptiles 

 278 ; salmon 89 ; turtle 227 



Epiphysis 11 



Epiplastron, turtle 217 



Epiprecoracoid, Amphibia 184 ; 

 turtle 232 



Epipterygoid, Lacertilia 200; rep- 

 tiles 278 



Epipubis, crocodile 267 ; newt 149 ; 

 turtle 235 



Episternum 217; frog 163 



Equidae 46; mane 416; scapula 

 496; skull 471 



Equus 46; see Horse 



Erinaceidae 49 



Erinaceus 49 ; dental formula 440 ; 

 pelvic symphysis 515; prester- 

 num 490 ; see Hedgehog 



Esocidae 33 



Esox 33; attachment of teeth 107 



Ethmoid 394 ; see median ethmoid 



Ethmoidal plane 390 ; region 21 



Ethmo-palatine ligament, dog- 

 fish 77 



Ethmo-turbinal, dog 395 



Euchirosaurus 35; vertebrae 171 

 Eustachian canal; see Canal 

 Eusuchia 39; general characters 



212 



Eutheria 43; general characters 351 

 Exocaetus 33; pectoral fins 131 

 Exoccipital 19; cod 97; crocodile 

 246; dog 386; duck 314; frog 

 154; newt 141; salmon 89; 

 turtle 224 



Exoskeleton 2 ; Amphibia 168 ; birds 

 328; crocodile 237; dog 374; 

 dogfish 71; duck 302; fish 104; 

 ganoids 66 ; mammals 442 ; rep- 

 tiles 270 ; turtle 214 

 Extensor side, defined 29 

 Extra-branchial, dogfish 79 

 Extra-columella, crocodile 251 ; 

 turtle 228 



Fabella, dog 412 



Falco 41 



Falcon 41, 335 



Falconiformes 41 



Feathers 3, 328; duck 302 



Felidae 48 ; claws 418 



Felis 48; dental formula 437; tho- 



raco-lumbar vertebrae 450 

 Femoral shield, turtle 215 

 Femur 26; crocodile 28; dog 412; 



duck 326; frog 166; mammals 



517 f.; newt 149; ox and rhino- 

 ceros 518; turtle 235 

 Fenestra ovalis, crocodile 250 f. ; 



dog 392; duck 316; frog 157; 



turtle 228 ; rotunda, dog 392; 



duck 316 



Fenestral recess, duck 316 

 Fibula 26 ; crocodile 268 ; dog 412 ; 



duck 327; frog 166; newt 149; 



turtle 235 



Fibulare 27 ; see Tarsus 

 File-fish 33 ; see Batistes 

 Filoplume 306 

 Finches 42 

 Fins, fish 115; caudal , Cetacea 



453; cod 87; fish 116; Ichthyo- 



sauria 195; median , cod 86; 



dogfish 79; pectoral , cod 103; 



dogfish 79; pelvic , cod 103; 



dogfish 81 

 Fin-rays 105, 115; cod 83, 103; 



dogfish 79 



