ALPHABETICAL INDEX. 



Page. 



Acarithophora 4 



Acetabularia 22 



Acrotylus 11 



Agaruni 18 



Ahnfeltia 10 



Alaria 17 



Alsidruni 4 



Amausia 1 



Amphiroa 6,25 



Anadyomene 22 



Arthrocladia 19 



Arthrocladieae 19 



Ascotharnnion 22 



Asperococcese 18 



Asperococcus 18 



Bangia... 14 



Batrachospermeas ... 9 



Blodgettia 22 



Bostrychia 2 



Bryopsi8 21 



Bryothamcion 4 



Calliblepharis C 



Callitbamnion 13 



Callophyllis 10 



Calothrix 24 



Castagnea 18 



Catanella 12 



Caulerpa 21 



Centroceras 12 



Ceramieae 12 



Ceraminm 12 



Cbaetomorpha .. 24 



Cbaniaedoria 22 



Champia 8 



Cbantransia 15 



Chlorodesmis 21 



Chlorosporae 21 



Chondria 4 



Cbondrus 11 



Chorda 18 



Cbordaria 18 



Chordarieae 18 



Chrysymenia 7, 8, 1 1 



Cbylocladia 5,8 



ChylocladieaB 5 



Cladophora 23 



Cladostephns 19 



Codinm 21 



Constan tinea 10 



Corallina 6 



Coralline® C 



Page, 



Cordylecladia 8 



Corynojcorpha 11 



Costaria 17 



Cronania 13 



Cryptococcns 25 



Cryptonemia 11 



Cryptonetaieae 11 



Cyanophyceas 24 



Cympolia 22 



CystoeloniiiLQ 10 



Dasya 1 



Dasycladieas 22 



Dasycladus . . 22 



Delesseria 5 



Desmarestia 20 



Desmarestiens 20 



Dietyoneuron 17 



Dictyosiphon 20 



Eictyosiphoneae 20 



Dictyosphasria 22 



Dictyota 15 



Dictyoteae 15 



Digenia 4 



Dumontieas 12 



Ectocarpeae 19 



Ectocarpus 19 



Elachista 19 



Endoeladia 11 



Enteromorpha 22 



Erythrotrichia 15 



Enchenma 7 



Euthora 8 



Elorideae 1 



Florideae incertae 



6edis 15 



Fncaceas 1C 



Fncns 16,25 



GelidieaB 7 



Golidin-m 7 



Gigartica 10 



Gigarticeae 9 



Gloiopeltis 11 



Gloiosipboaia 13 



Gouiotrichum 15 



Graeilaria 6 



Gratelonpia 12 



Griffithsia 13,25 



Grinnellia 5 



GymnogoDgrus 9 



Halidrys 16 



Halimeda 21 



Page. 



Kalosacciou 12 



Halurns 13 



Halynienia 11 



Halyseris 15 



Helmintbora 9 



Hildenbrandtia 7 



Hormotricbuin 24 



Hydroclatbrus 18 



Hypnea 7 



Hypaeae 7 



Iridsea 11 



Jania 6 



Lamicaria 17, 25 



Laminariea?. 17 



Lanrencia 4 



Lanreneieaa 1 



Lt.;.thesia 19 



Lessouia 17 



Liagora 9 



Liebrnannia 18 



Litbotbamnion 7, 25 



Lomeiitaria 5, 8 



Lycgbeya 24 



Macrocystis 17 



Melauosporas 15 



Melobesia 7 



Mesogloia 25 



Microcladia 12 



ilicrocoleus 25 



Myrionema 19 



Myrionemeas 19 



Myriotricbia 19 



Nemalion 9 



Nemastoma 12 



Ner. ocystis 17 



Neuroglossum 6 



Nitopbyllnm 5 



Nostocbineae 25 



Odonthalia 3 



Osciilarieae 24 



Padina 15 



Palmelleae 25 



Penicillus 22 



Petroeelis 25 



Peyesoiinelia 8 



PbaeosporeaB 17 



Pbyllitis 20 



Pbyllophora 9 



Pbyllospora 16 



Pikea 8 



Plocamium 8 



Page. 



Polyides 8 



Polysipbouia 2 



Porpbyra 14 



Porpbyreas 14 



Postelsia 17 



Prionitis 11 



Protococcus 25 



Pterygophora 17 



Ptilota 13 



Pmictaria 20 



Punctarieas 20 



Kalfsia IS, 25 



KhabdoDia 8 



Kbodomela 3 



Ebodomeleas 1 



Ebodymenia 8 



Ebodymeniea3 8 



Rivitlaria 25 



Eivularieae 25 



Sargassuiii 16 



Scbizymeaia 11 



Scinaia 9 



Scytosipbon 20 



Scytosipboneae 20 



Sipboneas 21 



Solieria 8 



Sphacelaria 19 



SpbacelarieaB 19 



Spbasrococooidea3 . 5 



Spbasrozyga 25 



Spirulina 25 



Spongiocarpeae 8 



Sporocbneas 18 



Spyridia 12 



Spyridieas 12 



Squamarieas 8 



Stenograruma 8 



Stilopbora 18 



Striaria 18 



Taonia 15 



Thalassiphyllum. 18 



Turbicaria 16 



Valonieae 22 



Vaucheria 22 



Udotea 21 



tTlva 22 



^Vrangelia 9 



"W rangelieae 9 



"Wurdemannia 7 



Zonaria 15 



Zocisporeae 22 



