132 



Index and Glossary. 



PER 



Perch, 31 



Perching birds, 66 



Perennibranchiate amphibians, 40 



Peroneus muscle in leg of birds, 58 



Petrels, 72 



Phalanges, the b nes of th fingers 



and toes. 

 Pharyngognathi, wrasses, fishes 



with united pharyngeal bones, 32 

 Pharynx, the uppermost part of 



the digestive canal, 3 

 Pheasants, 70 

 Philomela, nightingale, 67 

 Phcenicura, redstart, 67 

 Physostomi, fishes with a swimming 



bladder, 28 

 Pici, woodpeckers, 64 

 93 



Pigeon, 69 

 Pike, 28 



Pinnipedia, seals, 101 



Pipa, South American toads which 



carry the young on their backs, 



40 



Pipe fishes, 32 

 Pipits, 67 

 Pisces, fishes, n 

 Placenta, 85 

 Placoid scales, 12 

 Plaice, 30 

 Plantain eaters, 64 

 Plantaris muscle in the bird's leg, 



58 



Plantigrade, a term applied to ani- 

 mals which in walking place the 



entire surface of the sole of the 



foot on the ground. 

 Plastron, the under shield of a 



turtle or tortoise, 49 

 Platypus, 79 

 Platyrrhine, American monkeys 



with a wide nasal septum, 119 

 Plectognathi, sunfishes whose upper 



jaw-bones are soldered together, 32 

 Pleuronectidtz, flat-fishes, such as 



the plaice, &c., 30 

 Plovers, 71 

 Poison-fangs, 47 

 Poisonous snakes, 47 

 Polypterus, Nile ganoid fish, 27 

 Porcupine, 109 

 Porpoises, 101 

 Pouch in marsupials, 81 

 Prehensile tails, 75 

 Premaxilla, teeth in, 77 

 Premolar teeth, 77 

 Prey, birds of, 68 



ROA 



Primates, 118 



Proboscidea, elephants, no 



Pronghorn antelope, 98 



Prosimii, 113 



Proteus, 38 



Protopterus, the African mud-fish, 



Psittaci, parrots, 63 



Pteropus, fruit bats, 117 



Pterygoid arch, 55 



Pteryla:, tracts of strong feathers in 



birds, 54 

 Puffin, 73 

 Puma, 103 



Purses, mermaids', 25 

 Pygopodes, penguins, 73 



ython, 6, 



Pyt 



46 



QUADRATE bone, 74 

 >C Quagga, 91 



D ABBIT, 108 



AX - Rachis, the central axis of a 



feather, 53 



Radius, the outer bone in the fore- 

 arm, 40 



Raptores, birds of prey, 68 

 Rasores, scraping birds, poultry, 70 

 Rat, 108 

 Ratidcz, running birds with no keel 



on the breast-bone, 62 

 Rat-mole, 109 

 Rattlesnake, 47 

 Raven, 67 

 Rays, 26 

 Razorbill, 73 

 Rectrices, the strong tail-feathers, 



Red deer, 98 



Redstart, 67 



Reed-fish of Africa, 27 



Regulus, wrens, 67 



Remora, sucking-fish, 31 



Rennet, 96 



Reptiles, 40 



Respiration, 3, 22 



Restoration of lost parts in reptiles, 



42 



Reticulum, 96 

 Rhea, 62 

 Rhinoceros, 92 

 Rhinodon, gigantic shark, a6 

 Rhytina, extinct sea-cow, 89 

 Ribs, 9 

 Roach, 28 



