502 



INDEX 



Posthepatic septum, 125, 274 

 Postorbital, 69, 73, 291, 300 



— bar, 290, 294, 460 

 Postpubis, 317 

 Postspiracular ligament, 49 

 Post-temporal, 69, 73, 301, 313 



— fossa, 287 

 Precipitin tests, 411 

 Precoracoid, 92, 301, 317 

 Predentary, 297, 300 

 Predentata, 442 

 Prefrontal, 68, 72, 300 

 Preganglionic fibre, 384 

 Prelachrymal fossa, 290 

 Premandibular segment, 45, 49 



— somite, 354 

 Premaxilla, 71, 73, 300 

 Premolar, 139, 263 

 Preopercular, 71, 73, 300 

 Preoral gut, 234 



— pit, 167, 170, 400 

 Pretrematic nerve, 46 

 Prevomer, 68, 72, 296, 300 

 " Primary " feathers, 119 

 Primary gill-slits, 168 

 Primates, 457 



Primitive characters, 17, 483 



— groove, 201, 245 



— knot, 201, 245 



— pit, 201, 245 



— streak, 201, 229, 242 

 Pristis, 427 

 Proamnion, 206 

 Proboscidea, 457 



" Proboscis-pores," 276, 360, 423 

 Procamelus, 458 

 Processus Folii, 298, 300 

 Procoelous centra, 106 

 Proctodeum, 183, 344 

 Profundus nerve, 26, 45, 355 

 Pronation, 318 

 Pronephric duct, 33 

 Pronephros, 33, 188, 220, 348 

 Prootic, 68, 72, 300 



— somites, 355 

 Propliopithecus , 462 

 Proprioceptors, 364 

 Propterygium, 51 

 Prosencephalon, 41 

 Prostate gland, 150 

 P oteus, 394 



Protopterus, 339, 350, 428 

 Protylopus, 458 



Proven triculus, 125 

 Pseudobranch, 61, 338 

 Pseudocaudal fin, 64, 325 

 Pseudosuchia, 441 



Pseudovilli, 252 



Pteranodon, 442 



Pterobranchea, 423 



Pterosaurs, 258, 290, 309, 441 



Pterotic, 68, 72, 300 



Pterygoid, 90, 296, 300 



Pterygo-quadrate, 48, 71, 281 



Pteryke, 117 



" Puberty gland," 402 



Pubis, 93, 124, 222, 301 



Pulmo-hepatic ligament, 115, 125, 



273 



— recess, 115 

 Pyloric cceca, 77 

 Pyriform cortex, 380 



— lobe, 154 



Quadrate, 71, 73, 138, 158, 297, 300 

 Quadrato-jugal, 120, 300 

 Quadrumana, 463 



Rachis, 117 



Radial, 51, 71, 73, 301 



Radiale, 93, 301 



Radius, 93, 301 



Rata, 277, 408, 427 



Ramus communicans, 365 



Rathke's pocket, 400 



Ratites, 448 



Rauber's cells, 229, 253 



Recapitulation, 484 



Receptors, 363 



Rectal gland, 53 



Rectrices, 119 



Recurrent laryngeal nerve, 156 



" Red gland," 77 



Red marrow, 149 



" Red meat," 122 



Reflex arc, 372 



Reissner's fibre, 43 



Remiges, 119 



Renal portal vein, 61, 149, 222, 335 



Restiform body, 41 



Retina, 22, 24, 394, 472 



Rhabdopleura, 423 



Rhea, 450 



Rhina, 427 



Rhinoceros, 457 



— , horn of, 257 



Rhinoderma, 352 



Rhombencephalon, 41 



Rhynchocephalia, 441 



Rhynchosanrus , 441 



Rib, 50, 82, 92, 141, 301, 307 



Rodentia, 457 



" Rootless," teeth, 139, 268 



Rouget-cells, 336 



