INDEX 



705 



Podicipes, 402, 40 



Poebr other ium, 021 



Poephagus, 617 



Poison-glands, in Teleostei, 221 . Ophi- 



dia, 345, 356 

 Poli, 654 

 Pollex, 80, 81* 

 Polynesian region. ] 2 

 Polyodon, 212, 218. 221. i':jii 

 Polyphyletic group, 431* 

 Polyprotodont, 546* 

 Polyprotodontia, 464*, 579. 5S:: 

 Polypterus bichir, 190. 212, 218. 210. 

 222, 223, 224, 225. 227. 229,235, 2:>r,. 

 609 



Pons Varolii, 458*, 559. 560 

 Porcupines, 470, 47 j, 402. 532 

 Porpoises, 466 See Phoccena 

 Port Jackson Shark, 176, 177. 1 -i- 

 Portal veins, 152*, 153 

 Post-anal gut, 69, 82* 

 Post-axial, 287*, 305 

 Postcaval vein, 272 

 Post -clavicle, 203* 

 Posterior commissure, 200 

 Posterior temporal fossa, 309* 

 Post-orbital, 308 

 Post-patagium, 368* 

 Post-temporal, 203* 

 Polamogale, 609 

 Pouters, 367 



Powder-do ^11 -patches, 409*, 410 

 Praecoces, 429* 

 Pre-anal plate, 305 

 Pre-axial, 287*, 305 

 Precaval vein, 90 

 Precocious young, 397* 

 Pre-commissural area, 561* 

 Pre-formation, 650 

 Pre-f rental, 307, 308 

 Pre-hallux, 266, 294 

 Premaxilla, 77, 79* See Skull 

 Premolars, 445 See Teeth 

 Pre -nasal, 523* 

 Pre-nasal region, 74* 

 Pre-olfactory nerves, 155 

 Pre-opercular, 193 

 Pre-oral pit, Amphioxus, 58*, 59 

 Pre-patagium, 368* 

 Pre-pubic process, 170, 171 

 Prepuce, 460* 



Pre -sphenoid, 77, 78* See Skull 

 Presternum, 436 

 Primates, 471*, 478, 535-541, 567, 580, 



590 



Primitive groove, 280*, 424 

 Primitive knot, 352, 353* 

 Primitive streak, of Aves, 354, 424 

 Pristiophorus, 165 

 Pristis, 165 

 Pristiurus, 182, 183 



Pro-amnion, 424. 425* 



Pro -at las, 333*. 335 



Proboscidea, 469*, 520, 521, 525, 528, 

 587 



Proboscis, of Balanoglossus, 3, 4 : 

 Cephalodiscus, 11 : Rhabdopleura, 

 13 



Proboscis -cavity, 3. 4, 9, 12 



Proboscis-pore, 3, 4, 11, 12 



Proboscis -skeleton, 4, 6* 



Procellaria, 412 



Processus gracilis, 441* 



Proccelous vertebra, 258* 



Pro-coracoid, 80, 81*, 310, 311 



Proctodaeum See Digestive system 



Pronation, 442 



Pronephric duct, 113*, 114, 115 



Pronephros, 113*, 114, 115 



Prongbuck, 580 



Pro-otic, 77* S^ Skull 



Propteiygium, 147*, 169, 170 



Prosenc?phalon, 97*, 153 See Brain 



Prosimii, 472*, 494, 535, 539, 540, 581 



Prosoccele, 97* See Brain 



Prostate, 459, 460 



Protective 'resemblance, 637 



Proteus, 284, 287, 291, 298, 616 



Proteus anguineus, 291 



Protochorclal plate, 353, 354* 



Protocone, 544* 

 Protoconid, 54 .V ;: 



Protoplasm, 658 



Protopterus, 239, 250, 251, 252, 609 



Protoselachii, 164* 



Prototheria, 463, 464*, 477, 478, 479, 



500, 501-506, 556, 578, 583 

 Protovertebra, 56, 59, 117, 118*, 179 

 Protriton, 293 



Proventriculus, of Pigeon, 384* 

 Psalterium, of brain, 456*, 457 : of 



stomach, 553*, 555 

 Psammosteidce, 255* 

 Psephurus, 212, 236 

 Pseudis parad-oxa, 301 

 Pseuclobranchia, of Dogfish, 150 : 

 Elasmobranchii, 173 : Trout, 204 : 

 Teleostomi, 227 : Ceratodus, 244 

 Pseudoccele, 455* 

 Pseudophycis backus, 230 

 Psittaci, 404*, 429. 431 

 Psittacus, 404, 408, 409, 415, 421, 429 

 Ptarmigans, 411 

 Pteraspidce, 254* 

 Pteraspis rostrata, 254 

 Pterichthys, 256 



Pterobranchia, 3*, 9, 10, 11, 12, 13 



Pterocles, 404 



Pterocletes, 404* 



Pterodactyles See Pterosauria 



Pterodactylus, 364 



Pteropidce, 471 See Flying Foxes 



