INDEX. 



B. 



Abies, xvi, 415, 417; xvii, 300, 304. 

 Acanthocystis, vii, 178; ix, 199; xi, 



208; xii, 195. 

 Achlya, vii, 179 ; xi, 212. 

 Acineta, vi, 182 ; xiii, 212. 

 Actinocyclus, viii, 190; x, 302. 

 Actinophrys, viii, 69 ; ix, 421 ; x, 306. 

 Actiuosphserium [?] ; xi, 101 ; xii, 94. 

 Algae, movement, xii, 92. 



— Azores, xiv, 107. 



— fossil calcareous, xix, 442. 



— gen. indet., xx, 115, 380. 

 Amia, scale, xviii, 106. 

 Amoeba quadriliueata, ix, 97. 



— villosa, vi, 125, 190; x, 305; xv, 



203. 

 Amphipi'ora, viii, 292 ; ix, 96. 

 Amphitetras, ix, 420 ; xv, 204. 

 Amphitrema, vii, 174; xvi, 340. 

 Amphizonella, xii, 38, 195; [?] xiii, 



102 ; xvii, 464. 

 Anisouema, xii, 196. 

 Anortbite Dolerite, xiv, 424. 

 Anthelia, xx, 111. 

 Anthoceros, xiv, 106. 

 Anthophysa, vi, 182. 

 Apbanomyces, v, 237. 

 Apiocystis, xiii, 435. 

 Aporea, ix, 420 ; xi, 208. 

 Appendicularia, ix, 323. 

 Aptogonum, x, 90. 

 Arachnoidiscus, v, 167. 

 Arcella, vi, 185 ; viii, 68. 

 Arcyria, xvii, 465. 

 Arthrodesmus, v, 170, 274; x, 90; 



xiii, 99. 



— abnormal, xvi, 236. 

 Ascetta, xvi, 235. 

 Astasiaja, v, 235. 



Astrodisculus, xiii, 320 ; [?] xiv, 317. 



Aulacodiscus, xviii, 104. 



Australian caoutcbouc, diatoms, xiii, 



211. 

 AzoUa, xiv, 213; xx, 115. 



Bacteria — 



— " beaded," xvi, 237, 239. 



— in algte, xvi, 105. 



— in urine, v, 165. 



— movement, xi, 312. 



" Baked " slate, xv, 103. 



Ballia, xv, 416. 



Basalt, XV, 411 ; new mineral in, xviii, 



347. 

 Batracbospermum, ix, 94. 

 Bebryce, ix, 319. 

 Berkleyia, xx, 112. 

 Biddulpbia, xix, 120. 

 Bignonia, xiii, 312. 



Bladder, calcareous deposits on, v, 167. 

 Blodgettia, xvi, 342, 414; xx. 111. 

 Botrydina, v, 238. 

 Botrydium, xi, 100. 

 Botryococcus, x, 88. 

 Botrytis, xviii, 191. 

 Bryopsis, xix, 121. 

 Bulbenia, xi, 95. 

 Bulbocbaete, vi, 121; x, 85, 89; xiv, 



216. 

 Bulgaria, xii, 310. 

 Butomus, XV, 204. 



Cactus, xiv, 211. 



Callicella, xi, 319. 



Callitbamnion, xx, 379. 



Carex, xiii, 436. 



Centrostepbanus, gill, xvii, 302. 



Ceratium, x, 201. 



Cbffitonotus, xiv, 106. 



Chantransia, ix, 94. 



Chert, xvii, 190. 



Cblamydomonas, xii, 86. 



Cblamydorayxa, x, 303 ; xi, 94 ; xii, 



195. 

 Cblorochytriura, xvii, 194 ; xviii, 103. 

 Cboreolax, xvi, 336. 



