INDEX 



Dasypodidce, 450, 470 



Dasyprocta, 476 



Dasypus sexcinctus, 470, 494, 499 



Dasyure, .532 



Dasyures, 449, 466, 489 



Dasyuridw, 449, 466 



Dasyurus, 491 



Dasyurus viverrinus, 466 



Decidua, 447, 561 



Deciduate, 447, 561 



De Bary, 640 



Deer, 453, 473 



Deer, Red, 504, 509, 510, 511 



Delphinus, 450, 451 



Demersal eggs, 225* 



Dendrohyrax, 454 



Dental formula, 530 



Dental groove, 526 



Dental lamina, 526 



Dental papilla, 80, 526 



Dental sac, 527 



Dentary, of Craniata, 74 



Dentine, 78, 79 



Dentition See Teeth 



Depressor muscles, 2o6 



Dermal defences, 175 



Dermal teeth, 135 



Dermatochelys, 323 



Dermis, of Amphioxus, 40 : Craniata, 63 



Derotremata, 272* 



Desmognathous, 400* 



Development, of Balanoylossus, 5 : Asci- 

 dian, 27, 28, 29, 30, 31, 32, 33 : Dolio- 

 lum, 33, 34: Scdpa, 35, 36: Amphioxus, 

 50-58: Craniata, 114: Lamprey, 126, 

 127, 128 : Elasmobranchii, 168 : Holo- 

 cephali, 182, 183 : Trout, 200 : Teleos- 

 tomi, 225 : Ceratodus, 238 : Frog, 266 : 

 Amphibia, 288 : Reptilia, 337 : Aves, 

 407 : Rabbit, 446 : Mammals, 552 



Devonian, 603 



Diacoele, 94 



Diaphragm, 429 



Diaphragm, of Craniata, 64 



Diastema, 429 



Dicotyles, 453 



Didelphyidce, 449, 466 



Didelphys dorsigera, 551 



Didelphys marsupialis, 531 



Didelphys virginiana, 466 



D^d^dce, 389 



Diduncidus, 597 ^t 



Didus, 388, 398 



Diencephalon, of Craniata, 94 



Diffuse placenta, 562 



Digestive system, of Balanoglossus, 3 : 

 Ascidia, 16 : Appendicularia, 25: Sim- 

 ple Ascidians, 25 : Composite Ascidians, 

 25 : Salpa, 26 : Doliolum, 26 : Crani- 

 ata, 78 : Lamprey, 120 : Myxine, 131 : 

 Dogfish, 141 : Elasmobranchii, 164 : 

 Holocephali, 178 : Trout, 195 : Cera- 

 todus, 233: Frog, 254: Amphibia, 283 : 



Lizard, 302 : Reptilia, 329 : Pigeon, 

 368 : Aves, 405 : Rabbit, 426 : Mam- 

 mals, 525 



Digitals, 356 



Digitigrade, 484* 



Dingo, 586 



Dinornis robustus, 403 



Dinornithidffi, 383, 414 



Dinosanria, 314, 346, 404, 415, 416 



Dinotherid<x, 572 



Dinotherium, 454 



Dinotherium gigantemn, 573 



Diomedea, 387 



Diopterie apparatus, 105 



Diphycercal, 214* 



Diphyodont, 447 



Diploblastic, 581 



Dipneumona, 240* 



Dipnoi, 83 : Distinctive characters and' 

 classification, 239: General remarks^ 

 240 



DipodidcK, 457 



Diprotodoiit, 530 



Diprotodon australis, 568 



Diprotodontia, 449* 



Dipterus, 241 



Dipus, 476 



Dispersal, 590 



Distalia, of Craniata, 77 



Distinctive characters and classification 

 of Acrania, 58': Craniata, 59, 115: 

 Cyclostomi, 128 : Elasmobranchii, 154: 

 Teleostomi, 201 : Dipnoi, 239 : [Am- 

 phibia, 271 : Reptilia, 311 : Aves, 380 : 

 Mammalia, 447 



Distribution, of Acrania, 57 



Distribution, geological, 602 ? 



Distribution, geological, of Cyclostomi, 

 133 : Elasmobranchii, 173 : Holoce- 

 phali, 183 : Teleostomi, 226 : Dipnoi, 

 241 : Amphibia, 291 : Reptilia, 342 : 

 Aves, 405 : Mammals, 566 



Distribution, geographical, 583 



Distribution, geographical, of Cyclostomi, 

 133: Teleostomi, 226: Dipnoi, 240: 

 Amphibia, 290 : Reptilia, 341 : Aves, 

 414 : Mammalia, 564 



Divers, 386, 416 



Diverticulum, pharyngeal, of Balano- 

 ylossus, 3 



Dodo, 388, 389, 398, 402, 416 



Dogfish, 63 See Chiloscyllium and Scyl- 

 Hum 



Dogs, 475, 514, 515, 528, 536, 539, 545 



Dohrn, Anton, 644 



Dolchinia, 19 



Doliolidw, 19 



Doliolum, 19, 22, 23, 24, 34, 35 



Dolphins, 450, 451, 472, 501 



Dorsal aorta, 86 See Vascular systent 



Dorsal tubercle, of Asddia, 18 



Doves, 388, 389 



Down-feathers, 355, 395 



