INDEX. 



Abdominal aorta, 284 



pores, 124, 322 



ribs, 41 



sternum, 57 



vein, 289 



vertebrae, 49 

 Abducens nerve, 170 

 Abomasum, 227 

 Accessor}' nerve, 177 

 Acetabular bone, 112, 113 

 Acetabulum, 104, 109 

 Acinous glands, 18 

 Acrodont, 88, 213 



dentition, 213 

 Acromion process. 109 

 Actinotrichia, 103 

 Activators, 264, 353 

 Acustico-lateralis nerves, 167 

 Acustic nerve, 174 

 Adductor muscles, 132 

 Adenoid tissue, 307 

 Adipose tissue, 22 

 Adrenalin, 353 

 Adrenal organs, 352 

 Advehent vein, 291 

 /Egithognathous, 97 

 Afferent branchial artery, 274 



duct of gills, 239 



nerve root, 161 

 Air-bladder, 247 



ducts, 251 



sacs, 261 

 Ala orbitalis, 98 



temporalis, 61, 98 

 Alimentary canal, 205 

 Alisphenoid, 67 



cartilage, 61 

 Allantoic arteries, 278, 285, 293 



bladder, 318 



veins, 350 



Allantois, 264, 278, 350 

 Alveolar ducts, 256 

 Alveoli of jaws, 213 



of lung, 256 

 Amnion, 350 

 Amniotes, copulatory organs, 344 



development of heart. 271 

 Amniotic cavity, 350 

 Amphibia, brain, 155 



circulation, 295 



dermal skeleton, 41 



excretory organs, 327 



gills, 242 



Amphibia, girdles, 106, no 



glands, 29 



intestine, 229 



larynx, 251 



lateral line organs, 180 



limbs, 118 



lungless, 258 



lungs, 257 



reproductive organs, 333 



skin, 29 



skull, 82 



teeth, 212 



thymus, 246 



thyreoid, 247 



tongue, 217 



vertebral column, 51 

 Amphiccelous, 46 

 Amphiplatyan, 46 

 Amphiohinal, 191 

 Amphistylic, 73 

 Ampullae of ear, 184 



of Lorenzini, 182 



of Savi, 182 

 Amylopsin, 234 

 Anchylosis, 38 

 Angulare, 71 

 Anlage, vi. 

 Antibrachium, 116 

 Anterior abdominal vein, 289 



cardinal vein, 279 



cephalic duct, 303 



chamber of eye, 203 



cornua, 139 



process, 74 



vena cava, 300 

 Anthers, 101 



Antrum of Highmore, 197 

 Aorta, 273, 284 

 Aortic arches, 273 



arches, modifications of, jS_> 

 Aponeurosis, 129 

 Appendages, 102, 114 

 Appendicular skeleton, 102 

 Apteria, 32 

 Aqueduct, 143 

 Aqueous humor, 203 

 Arachnoid membrane, 152 

 Arbor vitae, 161 

 Arcades, u 

 Archenteron, 9 

 Archiccele, 8 

 Archinepteric duct, 312 

 Archipterygium, 115 



385 



