330 



INDEX 



Nerve, abducens, 184, 190, 259 

 afferent, 188 

 auditory {syn.otic), 177, 182, 184, 190, 



251 

 brachial, 186 



cranial, 146, 150, 158, 181, 182, 185, 

 190, 259 

 nucleus of, 40 

 efferent, 188 

 facial, 7S2, 184, 190,251 

 glossopharyngeal, 182, 184, 190 

 hyoid, 184 



hypoglossal, 186,210 

 lateral line {see also Lateral line organ) , 



146, 147,152,158, 750,251 

 mandibular, 184 

 maxillary, 184 

 oculomotor (III), 183, 190 

 olfactory (I), 162, 163, 179, 180, 183, 



190,259 

 ophthalmic, 184 

 optic, 140, 166, 172, 174, 175, 183, 190, 



244, 252 

 otic (see Nerve, auditory) 

 palatine, 184 

 peripheral, 769 



spinal, 146, 181, 182, 183, 185, 188, 191 

 sympathetic, 187 

 trigeminal, 752, 183, 190 

 trochlear, 166, 752, 183, 190 

 vagus, 752, 270 

 Nerve cord, 747, 752, 755, 163, 168, 185, 



186, 190, 251 

 Nerve tract, efferent, 769 

 Nervous system, 98 



central, 27, 123, 136, 190 

 peripheral, 169 

 sympathetic, 138, 188,252 

 Neural canal {see Neurocoel) 

 Neural crest, 124, 137, 138, 147, 169, 181, 



183, 185, 756, 188,252 

 Neural fold, 27, 26, 707, 705, 123, 124, 



126, 111, 132, 135, 137 

 Neural groove {see under Groove) 

 Neural plate {see Plate, medullary) 

 Neural tube, 26, 27, 124, 126, 129, 251 

 Neuroblast, 95, 137, 167, 182, 252, 



259 

 Neurocoel {syn. neural canal; spinal canal; 

 central canal), 127, 729, 133, 

 135, 136, 137, 138, 141, 143, 



144, 146, 147, 149, 152, 158, 

 162, 167, 765, 769, 756, 757, 

 191 



Neurocranium {see also Skull), 249 



NeurogHa cells {syn. glia cells), 167 



Neuropore, 127, 138 



Neurula, 27, 22, 127, 725, 132, 143 



Neurulation, 26, 700, 103, 123, 136 



Newport, 7 



Nicholas, J. S.. 8, 98, 104 



Nictitating membrane {see under Mem- 

 brane) 



Nile blue sulfate stain {see under Stain) 



Nose {see Olfactory organ) 



Notochord, 21, 98, 707, 702, 770, 113, 

 114, 115, 116, 117, 123, 124, 

 125, 135, 137, 141, 143, 143, 

 144, 146, 147, 149, 150, 152, 

 162 



Nuclear layers of eye {see under Eye) 



Nuclear membrane {see under Mem- 

 brane) 



Nucleic acid, desoxyribose, 2 

 ribo, 2 



Nucleolus, 46, 47, 59, 60, 61, 64 



Nucleus {syn. germinal vesicle), 2, 3, 34, 

 48, 59, 60, 65, 65, 66, 80 

 of cranial nerve, 40 

 sacs of, surface, 65 

 sperm of, 87 



O 



Oesophagus, 134, 148, 195, 204, 208, 259 



plug of, 135, 168, 204, 251, 259 

 Olfactory bulb, 40 

 Olfactory capsule, 216 

 Olfactory cartilage, 275 

 Olfactory lobe, 162, 163, 179, 259 

 Olfactory organ, 27, 729, 178, 750, 192 

 cavity of, inferior, 750 



superior, 750 

 cornu trabeculae of, 253 

 groove of, lateral, 750, 253 

 recess of, inferior, 253 

 posterior, 253 

 Olfactory pit, 27, 146, 148, 155, 156, 755. 



164, 179, 180, 244 

 Olfactory placode, 142, 148, 158, 178. 750, 



752, 251 

 Olfactory tube, 779, 259 

 Ontogeny, 1, 3 



