INDEX 



abnormal abdomen, 291. 



Abraxas, 61, 62, 208, 209, 245. 



absence of genes, 71-77, 85. 



Acer, 170. 



Agar, 253. 



Aida, 222, 223, 226. 



albinos, 65. 



allelomorphs, multiple, 92, 93. 



Allen, 128, 215. 



amphibia, 205. 



Andalusian fowl, 281. 



Angiostomum, 231, 232, 



Anthothrips, 149. 



Antirrhinum, 97, 98. 



Aphelopus, 252. 



aphids, 228, 229, 230. 



Aplocheilus, 223. 



Archieracium, 167. 



Artemia, 108, 109. 



Artom, 108, 109. 



Ascaris, 38, 39, 107, 108, 136, 219, 



220. 

 atavism, 85. 

 Atriplex, 171. 

 attached-X, 56-58. 

 Avery, 177. 

 avian type, 206. 



B 



Babcock, 194. 

 Bagg, 297, 298, 299. 

 Baker, 249. 

 balanced genes. 124. 

 Baltzer, 139, 254. 



Bank, 149. 



Banta, 253. 



bar-eye, 86-91. 



bar-infra-bar, 90, 91. 



barnacles, 253. 



barley, 150. 



Bateson, 10, 17, 307. 



Baur, 97, 98. 



bee. 106, 144-146, 214. 235-237. 



Belaf, 213. 



Bellamy, 255. 



Belling* 119-122, 132-134. 177, 



180, 182, 185, 186. 

 Benoit, 272-274. 

 bent wings, 86. 

 Bidder's organ. 266-268. 

 birds, 271-275. 

 Blackburn, 158, 214. 

 Blakeslee, 118-124, 133, 134, 142, 



143. 177-186. 

 Boedyn. 110. '«-> 



Boneilia, 253, 254. 

 Boveri, 38, 108, 142, 145. 220, 231. 

 brachydactyly in man, 64. 

 Brecher, 293. 

 Bremer. 170. 

 Bridges. 79, 80, 135. 136, 175. 241. 



242. 

 Bufo, 266. 

 bullfrog. 25S-265. 

 Burns, 275. 

 butterflies, 206, 293. 



Callitriche, 171. 

 Campanula, 171. 



