INDEX. 



A.CALEPH.E, ii. 73, 92 



Acoelomi, ii. 75, 92 



Acom-worms, ii. 86 



Acrania, i. 116 ; ii. 97 



Adam's apple, ii. 336 



Adaptation, i. 158 



After-birth, i. 400 



Agassiz, thoughts on creation, i. 116 



Air-tube (trachea), ii. 330, 333 



Alali, ii. 182 



Allantois, i. 380; ii. 135,411 



Alluvial period, ii. 12 



Amasta, ii. 146, 204 



Amnion, i. 314, 386 



animals, ii. 120, 133 



sheaths o-P, i. 387 



water, i. 314 



Amniota, ii. 120, 133 

 Amoeba, i. 142 ; ii. 152 



false feet of, i. 142 



Amc&boid egg-cells, i. 144; ii. 53 



movements, i. 142 j ii. c3 



states, ii. 56 



Amphibia, ii. 120, 122 

 AmpJiigastrula, i. 200, 241 

 Amphigonia, i. 160 

 Amphioxus, i. 413; ii. 98 



blastula of, i. 443 



bodj.form of, i. 417 



• cells of, their pedigree, 



i. 467 



chorda of. i. 417 



distribution of, i. 41.5 



gastrula of, i. 444 



germ-lajera of, i. 447 



Amphioxus, medullary tube of, i. 41S 



• — place of, in natural 



system, i. 416 



sexual organs of, i. 425 



side canals of, i. 423 



• significance of^ i. 254, 



427 

 Aviphirhina, ii. 97, 101 

 Analogy, ii. 412 

 Anamnia, ii. 97, 120 

 Ancestral series of man, ii. 4-4, 184 

 Auimalculists, i. 37 

 Animal germ-layer, i. 194, 327 



organs, ii. 192,. 194 



Anorgana, i. 156 j ii. 30 



Anthropocentric conception, ii. 457 



Anthropoids, ii. 177, 189 



Authropolithic epoch, ii. 11, 16 



Anthropozoic periods, ii. 12, 17 



Antimera, i. 257 



Anus, i. 339 ; -i. 323, 345 



Anus-groove, i. 339 



Anvil {Incus of ear), ii. 261, 268 



Ape-men, ii. 44, 181 



Apes, ii. 165, 189 



eastern, ii. 172, 189 



flat-nosed, ii. 172, 189 



narrow-nosed, ii. 172, 189 



question as to descent of, ii 



165, 441 



tailed, ii. 172, 189 



western, ii. 172, 189^ 



Aorta, i. 265 ; ii. 378 



roots of, ii. 375 



stem of, ii. 375 



Aortal arches, ii'. 375, 378' 

 Appendicidaria, i. 459 ; ii. 90 



