INDEX. 



695 



Pletholax, 350^. 

 Pleuracanthidae, 57. 

 Pleuracanthus, 147, 14S; 



pectoral fin, 132. 

 Plenraspidotherium, 



6111. 

 Pleurocentruu), 161. 

 Pleurodira, 414. 

 Pleurodont, 343. 

 Pleurogrammus, 242 1. 

 Pleuronectes, 19.5, 212, 



2402. 

 Pleuronura, 315^. 

 Pleuropterygii, 145. 

 Pleurorachic, 57. 

 Pleurosanrus, 334. 

 Plica semihunaris, 497. 

 Pliohippus, 593-. 

 Pliohyrax, 567i. 

 Plionemus, 239i. 

 Pliopithecns, 660^. 

 Pliosaurus, 398i. 

 Ploceidae, 4772. 

 Plohophorus, 548^. 

 Plotosus, 2211. 

 Plotus, 4612. 

 Plover, golden, green, 



ringed, 407^. 

 Plumulae, 421. 

 Pluvianus, 4672. 

 Pneumatic duct, 65. 



Pneumaticity of birds, 

 419. 



Pneustes, 351*. 



Pocket-gopher, 6342. 



Podabrus, 242 1. 



Podargus, 4722. 



Podica, 4662. 



Podicipes, 4602. 



Podocnemis, 4142. 



Podothecus, 2422. 



Poebothrium, 587i. 



Poecilia, 227^. 



Poeciloconger, 2242. 



Poecilogale, 6242. 



Poephagus, 5912. 



Pogonias, 203, 2352. 



Pogonodon, 619^. 



Pogonomys, 633i, 634i. 



Pogonoperca, 235 1. 



Pogonorhynchu.s, 4732. 



Poiana, 620i. 



Poison, snakes, 364. 



Poison- fangs, snakes, 

 359. 



Poison-glands, snakes, 

 360. 



Poisonous lizard, 352^. 



Poisonous Teleostei,2 1 1 . 



Polecat, 6242. 

 Polemon, 3691. 

 Pollack, 2322. 

 Pollan, 2162. 

 Polyacanthus, 2371 

 Polyborus, 4632. 

 Polvcaulus, 2421. 

 Polychrus, 3511. 

 Polydactylus, 2312. 

 Polymastodon, 5412. 

 Polar bodies of Amphi- 



oxus, .3:.'. 

 Polymixia, 234i. 

 Polynemus, 2312. 

 Polyodon, 160, 163, 164, 



168, 169, 170. 

 Polyodontophis, 367'. 

 Polyplectron, 4652. 

 Polyprion, 235'. 

 Polvprotodontia, 538. 

 Porvpterus,72, 160, 161, 

 162, 163, 166, 176; 

 male genital duct, 89 ; 

 skull, i^i^; heart. 174. 

 Polyptychodon, 398'. 

 Poraacanthus, 237'. 

 Pomacentrus, 2372. 

 Pomadasis, 236'. 

 Pomatomus, 2342, 2392. 

 Poraodon, 235'. 

 Pomolobus, 2142. 

 Poraoxis, 2341. 

 Pond-tortoise, 4132. 



Pons varolii, 495. 



Pontinus, 242'. 



Pontistes, 563i. 



Pontivaga, 563i. 



Pontoporia, 563i. 



Pope, 2342. 



Porbeagle, 1512. 



Porcupine, 635i. 



Porcupine-fish, 247^. 



Porgv, 2361. 



Porichthys, 2441. 



Poromera, 3532. 



Porpoise, 5632. 



Portal circulation, 86. 



Portheus, 215i. 



Port- Jackson shark, 150 



Posterior commissure, 

 71. 



Posterior temporal ar- 

 cade, 320. 



Potamochaerus, 5811. 



Potamogale, 6402. 



Potorous, 530, 5352. 



Powder-downs, 421. 



Power, 2322. 



Praecoces, 451. 



Prairie-hen, 4652. 

 Praopus, 5472. 

 Pratincola, 4752. 

 Pratincole, 467. 

 Predentata, 386. 

 Premandibular somite, 



73. 

 Premolar, 501. 

 Preoral cavity, 8. 

 Preoral pit, •/(), 21. 

 Preoral somite, 73. 

 Prepuce, 515. 

 Prespiracular cartilage, 



129. 

 Priacanthus, 201, 235'. 

 Priacodon, 540'. 

 Price on excretory or- 

 gans of Bdellostoma, 

 87. 

 Primaries, 423. 

 Primary gill -slit, 22. 

 Primary tubules, 292. 

 Primates, 653. 

 Priodon, 547'. 

 Priodontes, 5471, 547. 

 Prion, 4611. 

 Prionistius, 2422. 

 Prionodactylus, 3522. 

 Prionodon, 126, 1511, 



6201. 

 Prionodura, 477i. 

 Prionotus, 243'. 

 Prion urus, 237'. 

 Pristidactylus, 3511. 

 Pristigaster, 2142. 

 Pristiophorus, 153 ; 



snout, 119. 

 Pristipoma, 236'. 

 Pristis, 153; snout, 119. 

 Pristiurus, 118, 150; 



spiracle, 120. 

 Pristurus, 3492. 

 Proaelurus, 619'. 

 Proatlas, 373. 

 Proboscis cavity, 7. 

 Proboscidea,567 ; affini- 

 ties of, 571. 

 Procamelus, 587'. 

 Procavia, 566, 5662. 

 Procellaria, 461'. 

 Procellariiformes, 4611. 

 Processus falciformis, 



195. 

 Prochilodus, 2171. 

 Procoelous, 317. 

 Procolophon, 4001. 

 Proctodaeum, 48. 

 Proctoporus, 3522. 

 Procyon, 6232. 



