824 
Alimentary system of— 
Birds . 
cockroach . 
crayfish : 
Crinoidea . 
Crustacea 
Distomum . 
earthworm . 
frog . F 
haddock. 
Helix . . 
Hirudo . 
Holothurian 
Insects 
Lizards ‘ 
Myxine 
Nematoda . 
Nemerteans 
Peripatus 
Petromyzon. 
pigeon 
rabbit . 
Rotifera  . 
scorpion 
sea-urchin . 
Sepia . é 
skate . ‘ 
spider . . 
starfish 
Vertebrates . 
Alisphenoid canal. 3 
Allantois 
Alligators 
38, 610, 642, 685; 
Alloioccela . 
Allotheria 
Alpaca. 
Alternation of generations 
” 
” 
” 
” 
” 
a 2 
Altrices 
in Aurelia . 
in Ceelentera 
in Distomum 
in Nematodes 
in Spongilla 
in Tunicates 
Ambiens muscle 
Amblypoda . 
Amblyrhynchus 
Ambulacral areas . 
Amblystoma. ; ; 
ossicles 
INDEX 
PAGE PAGE 
Ametabolic Insects F © 352 
651 | Amia . ‘ « » 4571 
330 | Amitosis - e » 48 
288 | Ammoccetes . F “ - 526 
274 | Ammonites . ‘ a - 432 
312 | Ammothea . 7 - 379 
184 | Amnion . 610, 642, 685, 729 
215 | Amniota : : . 610 
590 | Amceba 3 ‘ é . 89 
555 »  functionsof . . 12 
386 physiology of . - 22 
239 Amphibia i - 578 
269 “ classification of 605 
344. 33 Fishes compared with 579 
625 5 history of , 
519 - life of . js 3 ies 
203 Mammals and » 609 
199 Amphiblastula ; . . 131 
320 | Amphiccelous vertebra . « 1583 
524 | Amphidiscs . és ‘ . 130 
665 | Amphilina . % ‘ . 196 
710 | Amphimixis . ‘ : 811 
246 | Amphioxus . "i - 459 
365 | Amphipoda . ‘i ; . 308 
264 | Amphiporus . ‘ 197 
407 Amphisbeenidee ‘ : . 629 
542 | Amphistylic . : ‘ . 584 
369 | Amphiuma . : » 606 
257 | Ampullee of starfish » 258 
498 | Anableps, ‘‘placenta” of . 643 
755 | Anabolism . : : 33,55 
731 | Anaconda . . 634 
641 | Anal cerci of cockroach. . 329 
182 | Analogous organs. & s 37 
743 | Anamnia . ‘: . 610 
750 | Anapophyses < : . 700 
57 | Anaspides . ‘ e . 308 
155 | Anchinia . ‘ 457 
141 | Anchitherium 3 . . 762 
186 | Ancylus ; é a‘ . 421 
205 | Anemonia . é . » 174 
130 | Angiostomum . . . 205 
453 | Anguis. ‘ ‘ . . 629 
679 | Angular bone : 554 
659 | Animal Kingdom — General 
765 survey of . ‘ 5 . I-19 
629 Animalculists ‘ 63 
606 | Animals and Plants contrasted 22-24 
264 | Annelids . + 209 
255 a3 development of . 228 
