620 



INDEX 



Perisarc, 312 



Peristaltic movements, 75 



Peristome, 271 



Peristomium, 327, 351 



Peritoneum, 22, 26, 330, 434, 506 



Pes, 5, 51, 484, 505 



Peyer's patches, 515 



Phalanges, 50, 51, 502, 505 



Pharynx, 17, 335, 445, 448, 512 



Phylogeny, 224 



Phylum, 219 



Physiology, I, 217 



Pia mater, 155 



Pigment-cells, 128 



Pigment-layer of retina, 185 



Pigment-spot, 254, 424 



Pineal body, 159, 459, 530 



Pineal eye, 159, 585 



Pinna, 483, 486 



Pisces, 219; general characters 



of, 418 



Pisiform bone, 502 

 Pithing, directions for, loj 

 Pituitary body, 159, 459, 530 

 Placenta, 483, 541, 60 1 

 Placoid scales, 434 

 Planula, 321 

 Plasma, 104 



Plastic products, 249, 568 

 Platyhelminthes, 412, 545 

 Pleopod, 364 



Pleura, pleural membrane, 518 

 Pleurobranch, 375 

 Pleuron, Crayfish, 361 

 Podobranch, 375 

 Podomere, 363 

 Polar cells, 569, 605 

 Pollex, 502 

 Polycheeta, 350 



Polymorphic, polymorphism, 318 

 Polype, 294, 309 

 Polyplast, 200, 574 ; and see under 



various types 

 Polystomum, 33 

 Pons Varolii, 530 

 Pores, dorsal, 333 

 Portal system: hepatic, 85, 456 ; 



renal, 85, 454 

 Post-axial and pre-axial borders of 



limb, 501, 503 



Poupart's ligament, 506 



Premolars, 509 



Prepuce, 487 



Preservative fluids, ij 



Primitive groove, 581 



Prismatic layer, 399 



Proamnion, 597 



Proboscis, 353 



Processes of skull, 489 el seq. 



Proccelous, 36 



Proctodaeum, 204, 384, 447 



Pronation, 501 



Pronephric duct, 591 



Pronephros, 591 



Pronucleus, male and female, 569, 



571 



Prosencephalon, 460, 584 

 Prostate, see Gland 

 Prostomium, 327, 351 

 Proteids, 72 

 Protista, 258 



Protococcus, see SPH/ERKLLA 

 Protoplasm, 1065.558 ; and see Cell 

 Protopodite, 364 

 Protovertebra, 584 

 Protozoa, 220, 292 

 Proximal, 6 

 Pseudobranch, 449 

 Pseudopod, 106, 231, 250, 303 

 Pterygiophores, 441 

 Ptyalin, 511 

 Pubis, 50, 503 

 Pulmonary artery and vein ; see 



Arteries and Veins 

 Pupil, 5, 182, 354 

 Putrefaction, 256, 257, 261, and see 



Decomposition 

 Pyloric division and valve, of 



stomach, see Stomach 

 Pyrenoid, 243 



R 



JtvABBlT : general characters, 482, 

 542 ; skeleton, 487,54^ ; muscles 

 and body- wall, 505.547, 54^,549, 

 55 2 > 55b ; ccelome, 506,545,550, 

 digestive organs, 507, 545~547 \ 

 respiratory and vocal organs, 517, 



