208 



SEAWEEDS 



Gomontia (Fig. 50), 165, 166, 168, 



170, 260 



Gonimoblast, 205 

 Goniotrichum, 248 

 Gracilaria (Fig. 70), 224 

 Grateloupietv, 238, 239 

 Griffithsia, 237 

 Grinnellia, 232 

 Growth, 23 



fi'i/nuiogonr/ritft, 216, 219 

 GyroporeUa, 154 



JfrrmatoceUs, 241 

 Halicoryne, 148, 149, 151 

 Halieyxtis (Plate III.) (Fig. 46), 



136, 157, 165 



Halidrys (Plate I.), 48, 49, 55 

 Halimeda (Fig. 41), 137, 141, 144 

 Halopithys, 235 

 Haloplegma, 237 

 Halopteris, 113, 114 

 ffcdorhiza, 87, 89 

 HalosphcKra (Fig. 55), 177, 179 

 Halothrix, 95 

 ffalurus, 237 

 HaJymenia, 239 

 Haplopordla, 154 

 Haploxpora (Fig. 10), 66, 67, 70 

 Harveydla, 211, 215, 219 

 Hdminthodadia, 209, 210 

 Ifelminthodadiefp, 207 

 Helminfhora, 207, 210 

 ffennedya, 216 

 fferponema, 92 

 Heterocy*tea>, 252 

 Hildbrandtia, 200 

 HimanthaJia (Fig. 4), 45, 48, 49, 



54, 55 



ffomocystew, 255 

 Hormogonia, 251 

 fformoKira, 45, 47, 55 

 Hydrodathrus (Fig. 27), 54, 105, 



108 



Hydrolapathum, 232 

 /fyeffa (Fig. 88), 258, 261 

 Hypnea, 224 



77ca, 175, 176 



Isthmopha, 119 

 Jama, 241, 244 



Kjellmania (Fig. 25), 102, 104 



Laminaria (Fig. 13), 79, 85 



Laminariacetv, 75 



Landsbnryhia, 55 



Laurencia, 235 



Leathesia (Fig. 21), 91, 93 



Lejolisia, 237 



Lemanea, 200, 208 



Leptonema, 95 



Lessonia, 76, 77, 79, 81, 85 



Letterstedtia (Fig. 54), 174, 176 



Liagora, 209, 210 



Light, interception of by sea- 

 water, 5 



Literature, 34 



Lithoderma, 109, 110, 111 



Lithophyllum, 241, 244 



Lifhothamnion (Fig. 83), 241, 243, 

 244 



Litosiphon, 108 



Lomentaria (Plate VII.), 224, 

 225, 228, 229, 230 



Lyngbye.ce, 255 



Macrocystis (Figs. 16 and 17), 76, 



77, 79, 81, 85 

 Marginaria, 55 

 Martensia (Fig. 75), 230, 232 

 Mastigocoleus, 257, 260 

 Melobesia (Plate VIII.), 241, 244, 



246 



Mesoglcea, 93 

 Microdadia, 238 

 Microdidyon, 156, 163, 165 

 Microsponginm, 91 

 Monospora, 237 

 Monoatroma, 174, 176 

 Mounting-fluid, 30 

 Munieria, 154 

 Myelopkyc&Si 108 

 Myriad is, 93 

 Myriodctdia, 93 

 Myriodesma, 48, 55 

 Myrionema, 91, 92, 93 



