INDEX. 



631 



PAGE 



• 143 

 . 112 



548, 558 



■ 4" 

 255. 256 



• 255 



■ 27s 

 . . 584 



576, 580-581 



. . 558 



. 112 



• 143 

 . 213 

 . S70 



405 



Pericolpa . 

 Peridinium . 

 Perineal glands . 

 Periophthalmus, Fins of 

 Peripatus . .251 



,, and Annelids 

 Periplaneta . 

 Periptychus 

 Perissodactyla 

 Peritoneum 

 Peritricha . 

 Peromedusse 

 Petalosticha 



Petaurus . . . , 

 Petromyzon 



,, and Myxine con 

 trasted . 

 Phacochcerus 

 Phacops 

 Phalanger . 

 Phalangeridse 

 Phalanges . 

 Phalangidse 

 Phalangium 

 Phallusia . 

 Pharyngognathi 

 Pharynx 

 Phascogale . 

 Phascolarctos 

 Phascolomyidse 

 Phascolomys 



Phascolosoma 



Phenacodus 



Phoca 



PhocEEna 



Phocidae 



Pholas 



Phoronidea 



Phoronis 



Phosphorescence 



Phronima . 



Phrynosoma 



Phrynus 



PhylUdia . 



Phyllirhoe . 



Phyllopoda 



Phyllopteryx 



Phyllosoma 



Phylogeny . 



Physalia 



• 409 



• S77 

 . 296 



• S70 



■ 570 

 . . 578 



. 286 



. 286 



358, 363 



432 



• 390 



• 570 



• 570 



• 570 



• 570 



■ 199 

 526, 581, 584 



• 593 

 . . 587 



■ 593 



• 304 



• 199 

 • 199. 362 



in Insects . 267 



• 249 



• 478 

 . 286 

 . 328 

 . 328 



• 243 



• 431 

 . 250 



S3 



■ 143 



PAGE 



Physeter .... 587 

 Physiology .... 10 

 ,, History of . 12-13 



Physoclisti . . . 432 



Physostomi .... 432 

 Phytoptus . . . 292 



Pia mater .... 385 

 Pica . . . 547, 589 



Picarisfi . . . .521 

 Pigeon . . . .505 

 Pilchard .... 442 

 Pilema . . . 137, 143 

 Pilidium larva . . .160 

 Pineal body . . . 379 



„ in Hatteria 380, 475 



,, in Iguana . . 380 

 Pinnipedia .... 593 

 Pinnotheres . . . 250 



Pipa .... 446, 466 

 Pipe fishes . . . -431 

 Pipistrelle . . . 597 



Pisces, see Fishes . 6, 410 



Pisidium . . 304 



Pithecia .... 600 

 Pituitary body . . . 379 

 , , Hypotheses regarding 380-1 

 Placenta, Hints of a, before 



Mammalia . .491 



.,, of Mammals . 540-546 

 Placentation, Classification of 545 

 Placoid scales of Skate , 416 

 Plagiaulax . . . -532 

 Planaria . . . .150 

 Planorbis . . .70, 328 

 Plantigrade . . -591 



Plants and Animals . . 93-4 

 Planuloidea, see Mesozoa . 144 

 Plasmodium . . . loi 

 Platanista . . . .587 

 Plathelminthes . . .149 

 Platydactylus . . -477 

 Platyrrhini .... 600 

 Plecoptera . . .281 



Plectognathi . . .431 

 Plesiosaurus . . . 486 

 Pleura of Crayfish . . 234 

 Pleuracanthus . . . 427 

 Pleurobranchs of Crayfish . 240 

 Pleurt)dont teeth of Reptiles 478 

 Plumularia . . . 130, 143 



