INDEX 



tensor fasciae latae, 287 



teres major, 215 



tibialis anticus, 296 



trachelomastoideus, 108 



transversalis, 176 



trapezius, 156, 213 



triceps, 218, 238 

 muskrat, see Ondatra 

 Mustek, 30, 192 

 Mustelidae, 30 



Myocastor, 24, 35, 185, 279, 324 

 Mysticeti, 43, 79, 118, 216 



nails, 247, 253, 267, 277, 297 

 narwhal, see Monodon 

 neck, 138 



Nectogale, 24, 28, 185, 276 

 Neobalaena, 151, 172, 178, 204 

 Neofiber, 24, 37, 185 

 Neomeris, 54, 119, 146 

 Neomys, 24, 28, 185, 276 

 Neosorex, 24, 28, 185, 276 

 Neotoma, 275 

 Nerves 



facial, 123 



glossopharyngeal, 125 



hypoglossal, 125 



inferior gluteal, 287 



infraorbital, 88, 123 



olfactory, 75 



spinal accessory, 12 5 



superior gluteal, 287 



trigeminal, 123 



vagus, 125 

 nictitating membrane, 64 

 Nilopegamys, 24, 36, 185 

 nose, 87 

 nostrils, 101 



Octodontidae, 35 



Odobenidae, 12, 32, 49, 77, 141, 281 

 Odontoceti, 25, 43, 112 

 olfactory sense, 74 

 Ommatophoca, 248 

 Ondatra, 24, 36, 185, 276 

 Orca, 254 

 Orcella, 254 



Ornithorhynchus, 25, 68, 76, 192, 291, 

 319, 344 



Otaria, 242 



Otariidae, 13, 18, 32, 53, 102, 156 



otter, insectivore, see Potomogale 



river, see Lutrinae 



sea, see Enhydrinae 



Parahydromys, 24, 36, 185, 279 



Paraonyx, 30 



Patriocetus, 120 



pectoral limb, 206 



peduncle, 196 



pelage, 52 



pelvic limb, 268 



pelvis, 290, 300 



penguin, 13, 212 



Perissodactyla, 24 



pes, 296 



Phoca, 107, 194, 291 



Phocaena, 85, 148, 173, 254, 306 



Phocidae, 13, 33, 53, 90, 102, 141, 156, 



283 

 Phocoenoides, 86 



Physeter, 43, 99, 117, 126, 150, 306 

 physiology, 310 

 Pinnipedia, 12, 31. 52, l4l, 156, 192, 



210, 291 

 Pisces, 12 



Platanista, 43, 113, 146, 215 

 platypus, see Ornithorhynchus 

 Plesiosaurus, 12, 139 

 polar bear, see Thalarctos 

 porpoise, see Delphinidae 

 Potomogale, 12, 24, 28, 89, 155, 185, 



299 

 Procyon, 6 

 Pseudorca, 148 

 Pteronura, 30, 195 

 pubis, 292, 301 



racoon, see Procyon 

 radius, 233 

 Rangifer, 142 

 rat, water, 36 

 ■ Rattus, 275 

 reptiles, aquatic, 20, 138, 191, 273, 307 

 Reptilia, 12 

 respiratory system, 315 

 retia mirabilia, 323 



[336] 



