INDEX 



Acetahularia (Figs. 43 and 44), 



145, 146, 147, 148, 149, 150, 151, 



154, 155 



Acetabulariece, 145 

 Acicularia (Figs. 42 and 43), 150, 



151 



Acroblaste, 170, 172, 173 

 Acrochaete, 170, 172, 173 

 Acropdtis, 215 

 Acrotylece, 216 

 Acrotylus, 216 

 Actinococcus, 216, 219 

 Actinotrichia, 210, 213 

 Adenocysti*, 54, 76, 79, 84, 107 

 Agarum (Fig. 14), 76, 79 

 Aylaozonia, 56, 57, 59, 65 

 Ahnfdtia, 216 



^L/aHa (Fig. 12), 76, 78, 79, 81, 85 

 Amphiroa, 241, 244 

 Anabaina, 254 



Anadyomene, 156, 163, 164, 165 

 Anisodadus, 115 

 Anlithamnion, 237 

 Antheridium (Figs. 2, 34, 62, 84), 



49, 58, 61, 68, 128, 202 

 Ajy'ohnia, 160, 165 

 Arthrocladia, 99, 101 

 Arthrothamnus, 76 

 Ascocyclus, 110, 117, 119 

 Ascophyllum, 45, 49, 54, 55 

 Asparagopsis, 233 

 Aftperococcus (Plate II.), 108 

 Atractophora, 215 



Auxiliary cell (Fig. 82), 204 

 Auxospore, 194 



Avrainvillea (Fig. 37), 137, 139, 

 140, 141, 143, 144 



Bacteriastrum (Fig. 60) 

 Bactryllium, 199 

 Balbiania, 200 

 5o#a, 237 

 Bangia, 246, 248 

 Bangiacecr, 246 



Batrachosperm'um, 200, 207, 208 

 BaMersia, 111, 114 

 Bellotia, 86, 87 

 Binderdla, 215 

 Blast ophysa, 159, 165 

 Bolbocoleon (Fig. 53), 170, 171, 172, 



173 



Bonnemaisonia, 233 

 Bonnemaisoniecp, 232 

 .Boorf^a (Fig. 49), 163, 165 

 Bornetella (Fig. 45), 152, 155 

 Bornetia, 237 



Botryophora, 151, 152, 155 

 Bostrychia, 200, 235 

 Bryopsis (Plate III.) (Fig. 36), 



124, 132, 133, 135, 136, 137, 138 



CaJUUepharis, 224 

 Callipsygma, 143, 144 

 CalUthamnion (Fig. 78), 235, 236, 

 237, 238 



