I NDEX 



[The names of species, genera, families, orders, etc., are printed 

 in Italics.] 



Abducens nerve, 65 

 Acalephce, 255 

 Acetabulum, 32, 33 

 Achromatic figure, 144 

 Acini, 87 



Actinosph&rium, 138 

 Activities, of animals, 5 



of cells, 80 



Adipose tissue, 108 



Adradial axis, 246 



Adrenal bodies, 43 



Afferent nerves, 9, 61 



Alternation of Generations, Hydra, 



219 



Obelia, 252 



Protozoa, 202 



Alveolar structure of Protoplasm, 



191 

 Alveoli, of lungs, 42 



microscopic, 129 



Amitotic division of nucleus, 



Amoeba, 134 

 Amoeba binucleata, 131, 134, 143 



crystalligera, 134 



verrucosa, 135 



villosa, 131 



Amoeboid condition, Bodo, 171 



movement, 75, 128 



Amcebulse, Badhamia, 151 

 Amphiaster, 114 

 Amphibia, 17, 19, 72 

 Amphicoslous vertebrae, 22 

 Amphipyrenin, 79 

 Ampulla of ear, 71 

 Anabolism, 8 

 Analogous organs, 13 

 Anaphase, 115 

 Angulosplenial bone, -28 

 Animals, characters of, 5 



259 



Annulus of Vieussens, 68 



Antebrachium, 17 



Anterior abdominal vein, 54 



Anthomedusce, 246 



Anthozoa, 255 



Anus, 7 



of Frog, 40 



of Paramecium, 195 



of Vorticella, 209 

 Aponeurosis plantaris, 21 

 Appendicular skeleton, 21 

 Aqueous humour, of eye, 69 

 Arcella, 135, 136 

 Architecture of animals, 10 

 Areolar tissue, 99 

 Artemia salina, 114 

 Arterial blood, 56 

 Arteries, 49 



Arytenoid cartilages, 42 



Ascaris megalocephala, 114, 1 1 8, 120 



Asexual reproduction, 184 



in Hydra, 236 



Astragalus, 33, 37 

 Astral figure, 112 



rays, 112 



Atlas vertebra, 23 

 Auditory capsules, 26 



nerve, 66 



Auricle, of heart, 46 

 Auricular septum, 46 

 Auriculo-ventricular aperture, 46 



valves, 57 



Axial skeleton, 21 

 Axis cylinder, of nerve, 92 

 Axis, primary and secondary of 

 body, 35 



Bacteria, 160 

 Badhamia, 147 



