456 



Index 



Aphanothece Nag., 41 

 A. bullosa Rabenh., 35 

 A. prasina A. Br., 41 

 A. thermalis B rugger, 35 

 Apiocystis Nag., 183, 184, 187, 188 



A. Braunianamg., 129, 187 (fig. 113 //and/) 

 Apjohnia Harv., 255, 257 

 Aplanospore (definition), 134 

 APSTEIN, 55, 57, 433 

 Aquatic Associations, 423^448 

 ARCHER, 145, 374, 376 

 Archerina Lankester, 199 

 Arisarum simorrhinum, 243 



A. vulgar e, 243 

 ARTARI, 194, 220 

 Artari's culture solution, 144 

 Arthrochsete Rosenv., 281, 298 

 Arthrodesmus Ehrenb., 381 



A. Incus (Breb.) Hass., 428; var. Ralfsii 

 W. & G. S. West forma, 364 (fig. 228 D 

 and E) 



A. octocornis Ehrenb., 371 (fig. 233 P) 

 Arthrospira Stizenb., 23, 42 

 A. Jenneri (Hass.) Stizenb., 21 

 A. platensis (Nordst.) Gom., 43 (fig. 30) 

 Arum maculatum, 243 

 A sexual reproduction, of Myxophyceae, 24-30 ; 



of Chlorophyceae, 132-134 

 ASKENASY, 219 



Askenasyella Schmidle, 405, 407 

 Asterionella Hass., 99, 116, 117, 438, 439, 444 

 A. formosa Hass.. 100 (fig. 734), 438 

 A. gracillima Heib., 437, 438, 444, 446 

 Asterococcus Scherffel, 132, 183, 189, 190 



A. superbus (Cienk.) Scherffel, 198 

 Asterocystis Gobi, 39 



A. africana G. S. West, 39 

 A. antarctica W. & G. S. West, 39 

 A. halophila (Hansg.) Forti, 39 

 A. smaragdina (Reinsch) Forti, 39 

 Asterolampra Ehrenb., 118 



A. decorata Grev., 118 (fig. 858) 

 A. marylandica Ehrenb., 118 (fig. 856') 

 A. Ralfsiana Grev., 118 (fig. 855) 

 Asteromonas Artari, 165 

 Astrodadium Tschourina, 200 

 Attheya T. West, 85, 113, 439, 446 

 Aulacodiscus Crux, 121 (fig. 86) 



A. multipedex, 121 (fig. 86) 

 Autocolony, 196 

 Autopotamic planktonts, 446 

 Autosporaceae, 195-206 

 Autospore (definition), 160, 196 

 Auxospores of Diatoms, 106 

 Avrainvillea Decaisne, 232, 234, 235 

 Azolla, 35 

 Azotobacter, 35 



A. Chroococcum, 36 



BACHMANN, 169, 433, 436, 439 



Bacillarieae, 83-125 



Structure of cell-wall, 83-86, 87-94; sym- 

 metry of cell, 86; protoplast, 94; chro- 

 matophores, 95; colonies and mucus- 

 secretion, 97; movements, 99-104; cell- 

 division, 104; reproduction by auxo- 

 spores, 106110; cultures, 114; occur- 



rence and distribution, 115; fossils 

 (diatomaceous earths, 'Tripoli,' 'Kiesel- 

 guhr'), 117; affinities, 119; classification, 

 120; literature, 124, 125 

 Bacteriastrum Schadb., 97, 113 

 Batophora J. Ag., 269, 270 

 Batrachospermum Roth, 424 

 BEUERINCK, 145 

 Beijerinck's culture solution, 144 

 BENECKE, 97 



Benthos of pools and lakes, 431 

 BERGH, 54, 69, 80 

 BERGHS, 349 

 BERGON, 112 

 BERTHOLD, 241 

 BIASOLUKNIA, 142 

 Biddulphia Gray, 97, 116 



B. mobiliensis Grun., 112, 113 

 Binuclearia Wittr., 282, 283, 287 



B. lair ana Wittr., 283 

 Black Snow, 448 

 BLACKMAN, 56, 57, 157 

 BLACKMAN & TANSLEY, 149, 156, 173, 209, 



249, 254, 290, 328, 331, 334, 385, 402 

 Blasia, 36 



Blastodinium Chatton, 53 

 Blastophysa Reinke, 139, 224, 225, 253, 254 

 B. arrhiza Wille, 254 

 B. rhizopus Reinke, 254 

 Blepharocysta Ehrenb., 58 

 Blepharoplast (of Derbesiaceae), 228 

 Blue-green Algae, 1-48 

 BOHLIN, 148, 186, 249, 290, 402, 408, 410 

 Bohlinia Lemm., 200 

 BOLDT, 377 



Boodlea Murr. & De Toni, 254, 257, 260 

 Boodleae, 257 

 Boodleopsis A. & E. S. Gepp, 232, 233, 235 



B. siphonacea A. & E. S. Gepp, 235 

 BORGE, 333, 351, 374, 380 

 BORGESEN, 231, 239, 250, 251, 253, 254, 257, 



260, 261, 266, 272, 273, 280, 378 

 Bornetella Mun.-Chalm., 270, 271 



B. oligospora Solms, 270 (fig. 173) 

 Bornetelleae, 270 



BORZI, 4, 11, 13, 15, 18, 21, 145, 148, 407 

 Botrydiaceae, 414 

 Botrydina vulgaris Breb., 141 

 Botrydiopsis Borzi, 403, 408, 409 



B. arrhiza Borzi, 408 (fig. 259). 430 

 Botrydium Wallroth, 223, 224, 403, 414, 416 

 B. granulatum (L.) Grev., 415 (fig. 265 1-4), 



416 



B. Wallrothii Kiitz., 415 (fig. 2655), 416 

 Botryococcaceae, 405 

 Botryococcus Kiitz., 403, 405, 406, 407 



B. Braunii Kiitz., 406 (fig. 257), 407, 442, 446 

 Botryodictyon Lemm., 407 

 Botryomonas Schmidle, 407 

 Botryophora J. Ag., 270 

 Bouelna Hochstetteri Toula, 240 

 Brachiomonas Bohlin, 173. 174 



B. submarina Bohlin, 140, 172 (fig. 101 A-F) 

 Branchipus vernalis, 214 

 BRAND, 18, 19, 24, 26, 259, 261, 263, 280, 308 

 BRAUN, 186, 312, 388 

 Breaking of the meres, 32 



