INDEX. 



591 



Planaria, ii. 230, 267, 428 

 Planorbis, i. 204 ; ii. 287 

 Plantig-rada, i. 470 

 Plastron, i. 412 

 Pleurobranclius, ii. 194, 195 

 Pleuronectes, i. 383, 385 ; ii. 



449 

 Plexus of nerves, ii. 323 

 Plexus of vessels, ii. 338 

 Plicae primitivse, ii. 542 

 Pliny, ii. 502 

 Plumula, ii. 541 

 Plumularia, ii. 216 

 Pneumobranchise, ii. 285 

 Pneumogastric nerve, ii. 493 

 Podura, i. 266, 267 

 Podura nivalis, i. 12 

 Poisers, i. 316 

 Poison of nettle, ii. 41 

 Poli, i. 211 

 Polirschriefer, i. 173 

 Pollen, ii. 535 

 Pollini, i. 60 

 Polyacanthus, i. 385 

 Polygastrica, ii. 85 

 Polypi, i. 114; ii. 66, 266,343, 



483 

 Polypifera, i. 146 

 Polypus of Aristotle, i. 234 

 Polystoma, ii. 101 

 Polythalamous shells, i. 237 

 Pontia, i. 316 

 Pontobdella, i. 243 

 Poppy, ii. 42, 43 

 Porcellaneous shells, i. 207 

 Porcupine, i. 108, 466 ; ii. 133, 



IJl 

 Pores of sponge, i. 136 

 Porpita, i. 178 

 Porpus, i. 423, 427; ii. 127, 



258 

 Porterjield, ii. 423 

 Portio dura, ii. 385 

 Potatoe, ii. 37 

 Predaceous birds, i. 514 

 Prehension of liquid food, ii. 101 

 Prehension of solid food, ii. 105 

 Prevost, ii. 545 

 Priestley, ii. 25, 301, 303 



Primitive trace, ii. 542 

 Pristis, i. 47 ; ii. 149, 276 

 Pritchard, ii. 220 

 Privet hawk-moth, ii. 191, 223, 



491 

 Proboscis of elephant, i. 460 

 Proboscis of insects, ii. 102 

 Proboscis of mollusca, ii. 113 

 Processus recurvatus femoris, i. 



457 

 Progressive motion, i. 131 

 Prolegs, i. 280 

 Promontory of ear, ii. 380 

 Proper vessels of plants, ii. 43 

 Proteus, i. 169 

 Proteus anguinus, ii. 203, 292, 



566 

 Prothorax, i. 289 

 Protococcus nivalis, i. 12 

 Prout, ii. 36 

 Prorocentrem, ii. 176 

 Provencal, ii. 279 

 Proximate principles, ii. 5 

 Psychoda, ii. 344 

 Pterocera, i. 220 

 Pteropoda, i. 230 

 Pteropus, ii. 122 

 Pubic bone, i. 360 

 Pubis, i. 360 

 Pulex, i. 266, 320 

 Pulmone marino, ii. 266 

 Pulmonary cavities, ii. 280 

 Pulmonary circulation, ii. 209 

 Pulvilli, i. 296 

 Puncta lacrymalia, ii. 418 

 Punctum saliens, ii. 545 

 Pupa, i. 274 

 Pupil of the eye, ii. 413 

 Pupipara, ii. 432 

 Purkinje, i. 115, 331; ii. 135, 



136, 196 

 Pyloric appendices, ii. 196 

 Pylorus ii. 162 

 Pyramidalis muscle, ii. 448 

 Pyrosoma, ii. 242 

 Python, i. 399 



Quadrumana, i. 470; ii. 128, 

 133, 199, 449 



