INDEX 



695 



Auditory, 89, 602 



external meatus, 605 



nerve, 482, 483, 603 



organs, 594, 595, 654 

 Auerbach's plexus, 486 

 Auricle, 384, 387 



external, 606 

 Auricular artery, 390 



vein, 395 

 Auricularis magnus, 274 

 Australia, 27 

 Australian, ^7, 

 Australopithecus, 32 

 Autonomic fibers, 149, 537 



ganglia, 53 1, 537 



nerves, 536, 537 



system, 85, 495, 522, 531, 535, 537 

 evolution, 539 

 Aves, 26, 31, 57 

 Axial, 84, 95 



skeleton, 203, 232 

 Axillary, 386 



artery, 392 



vein, 396 

 Axis, 205, 207 

 Axolotyl, 51 



Axon (neuraxon), 470, 471, 471 

 Aye-Aye, 33 

 Azygos vein, 356, 357, 361, 382, 396 



B 



Baboon, 29, 33 



Backbone (vertebral column), 246 



Bacteria, 348 



Balanoglossus, 17, 30, 659, 660, 661 



theory, 659, 660, 661 

 Balfour, Francis, 553, 554, 610, 611, 

 625, 633, 639 



hypothesis, 554 

 Barb(s), 173 

 Barbule(s), 173 

 Barnacle, 14 



Bartholin, glands of, 426 

 Basal plate, 170 

 Basalia, 241 



Basement membrane, 133 

 Basihyal, 305 

 Basilar artery, 377, 390 



membrane, 602 



papilla, 597 



Basilar plexus, 462 



Basilic vein, 396 



Basioccipital, 228 



Basophiles, 162, 364 



Bat, 29 



Bateson, 17, 659 



Bayliss, 447 



Bdellostoma, 23. 31, 229, 299, 336, 359, 458 



Beak, 13 



Beaker eyes, 580 



Bear, 28 



Beard, 453 



Beard, 297, 623, 624, 635 



"Bearded lady," 453 



Beaver, 28 



Beetle, 16 



Behavior, xiv 



Bell's law, 485 



Belly, 259 



Bergson, 581 



Betula, 2 



Biceps, 249 



brachii, 281 



femoris, 283 

 Bichir, 345 



Biconcave (amphicoelous), 204 

 Bicuspid, 193 



valve, 193, 373, 389 

 Bielschowsky, 555 

 Bilateral, 9 



symmetry, 7, 10, 30 

 Bile, 322 



capillaries, 324, 325 



duct, 90, 99, 323, 324, 326, 327 

 Bimana, 30, 32 

 Binomial system, 2 

 Biochemistry, xiii 



Biogenesis, fundamental law of, 610 

 Biophysics, xiii 

 Bipolar, 147 

 Birches, 2 

 Bird(s), 2, 25, 26, 34, 39, 40, 45, 51, 



52, 56, 57, 58, 62, 69, 70, 76 

 Birthmarks, 168, 177 

 Bischoff, 619 

 Biting jaw, 31, 244 

 Bivalve, 9, 13 

 Bladder, 324, 407, 415, 419, 435, 436, 439 



air, 344 

 Blastocoele, 60, 62, 62, 63, 64, 66, 68 

 Blastoderm, 40, 62, 63, 69, 70, 76, 78, 80 

 Blastodermic vesicle, 77, 78 



