INDEX OF SUBJECTS 



All numbers refer to pages. Words in iUilics are names <.f famili«-s. 

 genera, species, or of higher divisions. Xunibers in thick tyiH* are num- 

 bers of pages on which there are figures. 



Aborting spindle, 157. 



Accessory chromosome, 134, 202. 



Acidophile, 11. 



Actinospherium, 222. 



Ageniaspis, 146. 



Allelomorph, 309. 



Alternation of generations, 23. 



Alveolar structure of protoplasm, 

 4. 



Amoebocyte, 71, 73, 79. 



Amia, 32, 33. 



Amitosis, 13-14, 133-139, 250. 



Amphiaster, 15. 



Amphibia, amitosis, 134-135; her- 

 maphroditism, 205 ff. 



Amphimixis, 309. 



Amphiuma, 135. 



Amyloplastid, 7. 



Anaphase, 15, 16. 



Anello cromatico, 121, 123, 223. 



Animal pole, 20. 



Aptera, life cycle, 22. 



Arcella, 26. 



Archaeocyte, 70-73. 



Archoplasm, 5, 7. 



Arenicola, 188. 



Armadillo, polyembryony in, 161. 



Arphia, 307. 



Arfhropoda, 212. 



Ascaris, 122, 174 /., 217 /., 230, 

 241, 301 ; maturation in, 2G1, 

 263 ; mitochondria in, 284. 



Asexual larvae, 149. 



Asplanchna, 186, 225. 



Aster, 16. 



Asterias, 6. 



Attraction-sj)here, 5, 7, ii7. 



Amelia, 183. 



Aussenkornelu-n. 164. 213. 210. 228. 



Axolotl, 159, 208. 



Bacteria, 4, 186-187. 



Basophile, 1 1 . 



Bat, 188. 



Besondere Kiirpcr. 180. isj /T . 



213, 228, 23!). 

 Bidder's organ, 207. 

 Binary fission. 17. 

 Binuclearity hy|)othesi.s, 27. 

 Bioblast, 276. 

 Bivalent chrDmosomes. 44. 

 lilastotomy, 161. 

 Bryozoa, 161. 

 Budding, 17, 22, 23. 69. 161, 297. 



Calligrapinu 109. 111. 2.30. 



Calliphora, 107. 111/.. 235. 



Camponotus, ^-^l . 



Canfliocamptu.t, 165. 



Cat, 187. 



Cell, 2-16; definition. 3; divisit»n. 



13-16; lineage, 29; shapr. 4; 



size. 4; tiieory, 3. 

 ( entrifuged egg.s, 173. 

 C'entro.sonu'. 6, 7. 14, 15. 164. 169. 



237, 238. 

 Cerchratiihis, 232. 

 Ct'stoiUi. \'M\ 137. 



341 



