INDEX 



701 



Nerves, of Amphioxus, 52, 53 : Crani- 

 ata, 100, 101 See under Brain and 

 Spinal cord 



Nervi terminates, 100* 



Nervous system, of Balanoglossus, 6, 7 : 

 Ascidia, 19, 20 : Urochorda, 28: 

 Amphioxus, 51, 52, 53 : Craniata, 

 95-104 See under Brain and Spinal 

 co I'd 



Nesonetta, 600 



Nesopithecus, 621 



Nestling-downs, 409* 



Nestor, 600 



Nestor notabilis, 617 



Nestor productus, 612 



Nests, of Birds, 422, 423 : of Stickle- 

 back, 234 



Neural arch See Vertebra 



Neural canal, 51 



Neural cavity, of Craniata, 68*, 69 



Neural gland, 19, 20 



Neural plate, 143* 



Neural process, 143 



Neural spine, 143* 



Neural tube, Craniata, 70, 71* 



Xeurenteric canal, 33*, 56, 57, 281, 282 



Neurenteric passage, 178 



Neuroccele, 2*, 32, 33, 42, 47, 52, 56, 57 



Neuroglia, 96* 



Neuromast organs, 104, 105* 



Neuromasts, 104, 105* 



Neuron, 42, 47, 48, 51, 53, 56, 95 



Neuropore, 32, 52*, 53, 57, 59, 60 



New Zealand, comparison of its 

 physical conditions and fauna with 

 those of Great Britain, 599 



New Zealand region, 611 



Newts, 256, 284, 287 



Nictitating membrane, of Elasmo- 

 branchii, 174 : Frog, 257 : Lizard, 

 305 : Pigeon, 368, 369 : Rabbit, 

 433 : Mammalia, 563 



Nidicolae, 429* 



Nidifuga, 429* 



Non-Ruminants, 468* 



Nostril, 105 



Notidanidce, 164, 173 



Notochord, 1* : Balanoglossus, 6 : 

 Cephalodiscus, 11 : Rhabdopleura, 

 12 : Appendicularia, 23, 24 : As- 

 cidian larva, 32, 33 : Amphioxus, 

 44, 45*, 47, 56, 57, 58 : Craniata, 

 69, 70, 71 See Vertebral column 



Notochordal sheath, 46*, 70, 71 



Notochordal tissue, 46*, 70, 71 



Notornis, 413, 417, 600, 622 



Notornis albn, 612 



Notoryctes, 480, 481, 561, 563 



Notoryctes typhlops, 480, 481 



Nototherium, 621 



Nototherium mitchelli, 584 



ZOOLOGY. VOL. II. 



Nototrema marsupium, 300 

 Nuchal plates, 335* 

 Nucleus, of Salpce, 28* 

 Nurse, Doliolum, 37*, 39 



0, 







'BLIQUE SEPTUM, 387* 



Obliquus externus, 266, 267 



Obliquus internus, 266, 267 



Obstetric Toad, 300 



Obturator foramen, 443* 



Obturator notch, 380 



Occipital condyle, 185*, 260, 436, 437, 

 498 



Occipital plane, 498*, 499 



Occipital region, 74* 



Occipital ribs, 241* 



Occipital segment, 77, 78* 



Oceanic islands, 612* 



Oceanites, 402 



Octacnemus, 27, 28 



Octochcetus, 601 



Octopods, 614 



Oculomotor ganglion, 100, 101 



Oculomotor nerve, 100, 101 



Ocydromus, 403, 413, 417, 431, 600, 

 612 



Odontoblasts, 84*, 542 



Odontoceti, 466*, 486, 515, 517, 562, 

 586 



Odontoid process, of Amphibia, 290 : 

 Lizard, 306, 333 



Odontolcse, 401*, 430, 431, 432 



Odontopteryx, 420 



(Esophageo -cutaneous duct, Myxinoid, 

 135 



Oikopleura, 21, 23, 29 



Oil-bird, 613 



Oil-gland, 367, 368* 



Oken, Lorenz, 659 



Old-world Monkeys, 540 



Olecranon, 311* 



Olfactory bulb, 97*, 153, 189, 206, 

 207, 230, 231 



Olfactory capsules, 73* 



Olfactory lobe, 97* See Brain 



Olfactory lobe, median : Amphioxus, 

 52 



Olfactory nerve, 100 



Olfactory organ, of Amphioxus, 52, 

 53 : Craniata, 105, 106 : Lamprey, 

 127, 128, 129, 130 : Myxinoids, 135 : 

 Dogfish, 158 : Elasmobranchii, 174 : 

 Trout, 206 : Ceratodus, 247 : Frog, 

 277 : Amphibia, 298 : Lizard, 321 : 

 Reptilia, 349 : Pigeon, 393 : Mam- 

 malia, 562 



Olfactory peduncle, 188, 189*, 231 



Olfactory region, of Skull, 74* 



X X 



