712 



INDEX. 



Patella vulgata, 268 

 Pauropoda, 356, 386 

 Pauropus Lubbockii, 356 

 Pearl oyster, 252 



shell, 252 

 Pedicellaria, 97 

 Pediculati, 460 

 Fed i palpi, 362, 386 

 Pelagic molluscs, 258, 269 

 Pelecanus erythrorhyuchus, 535 

 Pelican, 542 

 Pelobates, 484 

 Pelodytes (a genus of frogs), 484 



(a genus of thread worms), 



164 



Pelomyxa palustris, 24 

 Pelopseus, 383 

 Peltogaster, 296, 297 

 Pelycosauria, 512 

 Penella, 298 

 Penguin, 541 

 Peimatula aculeata, 86 

 Pentacrinus, 101 



Pentacta frondosa, anatomy of, 127 

 Pentastoma, 361 

 Pentremites, 107 

 Perca fluviatilis, 455 

 Perch, 455 



sea, anatomy of, 434 

 Peridinium, 34 

 Peripatus, anatomy of, 355 

 Perisarc, 61 

 Perissodactyla, 600 

 Perla, 367 

 Perophora, 201 

 Petalosticha, 123, 126 

 Petromyzon mariuus, 410 



niger, 410 



nigrieans, 410 

 Pezophaps solitarius, 547 

 Phalangella flabellans, 186 

 Phalangium, 362 

 Pharyngobranchii, 408 

 Phascoloaoma cseuieutariuiu, 224 



Gould ii, 222 

 Pheronema Annae, 48 



Phoccena brachycium, 595 



lineata, 595 



Phcenicopterus ruber, 544 

 Phoronis, 223 

 Phosphorescent annelides, 237 



ascidians, 202 



Hydrozoa, 70 



insects, 375 



Protozoa, 33 



worms, 237 



Phrynosoma Douglassii, 503 

 Phylactolaemata, 186 

 Phyllocarida, 311, 325 

 Phyllopoda, 300 

 Physa heterostropha, 265 

 Physalia arethusa, 68 

 Physeter macrocephalus, 594 

 Physiology, 12 

 Picaria?, 550 

 Pigeon, anatomy of, 525 

 Pilidium, 217 

 Pill bug, 306, 307 

 Pi pa Americana, 485 

 Pipe fish, 461 

 Pirarucu, 442 

 Pisces, characters of, 411, 463 



development of, 413, 432, 445 

 Pissodes strobi, 372 

 Plagiostomi, 419 

 Piagusia, 460 

 Planarian worms, 141 



land, 145 



lasso- cells of, 143 



nervous system of, 143 



parasitic, 145 

 Planaria torva, 141 

 Plant lice, 371 

 Planula, 59 

 Piatygaster, 381 

 Platyhelminthes, 141, 162 

 Platyrluna?, 619 

 Plectognathi, 461 

 Pliohippus, 602 

 Plesiosaurus, 513 

 Plethodon erythronotum, 479 

 Pleurobrachia rhododactyla, 93 



